Darwin based his theory on generalizations that were strictly empirical. You can go out and see that organisms do vary, that variations are inherited, and that every organism is capable of increasing its numbers in sufficiently favorable circumstances.

I am convinced that it is the light and the way.

The only realistic view is that a human life arises gradually, which is not much help in making personal decisions or devising public policy.

The moment-of-conception fallacy implies that fertilization is a simple process with never a doubt as to whether it has or has not happened.

Many traditional religions foster attitudes that ought to have disappeared as biological understanding accumulated over the last century.

The general rule is that anything that is passed on in reproduction does not undergo senescence.

Ever since then, all descendant vertebrates have had the forward end of the digestive system and the forward end of the respiratory system very much involved with each other. This manifests itself in the human body with a crossing of the two systems in the throat.

Darwin based his theory on generalizations that were strictly empirical. You can go out and see that organisms do vary, that variations are inherited, and that every organism is capable of increasing its numbers in sufficiently favorable circumstances.

Most evolving lineages, human or otherwise, when threatened with extinction, don't do anything special to avoid it.

I think that my main criticism in that book was directed at the general assumption that adaptation characterizes populations and species, rather than simply the individuals in the populations and species.

Job's avoidance of rebellion against God has nothing to do with God being good or wise or anything like that; it's strictly because God is so powerful, and you don't fight something when you are so much weaker than that which you would fight.

Every American deserves to live in freedom, to have his or her privacy respected and a chance to go as far as their ability and effort will take them - regardless of race, gender, ethnicity or economic circumstances.

Journeys, like artists, are born and not made. A thousand differing circumstances contribute to them, few of them willed or determined by the will-whatever we may think.

Achievement is not always success, while reputed failure often is. It is honest endeavor, persistent effort to do the best possible under any and all circumstances.

I came from poverty and was part of those circumstances.

Great joy, especially after a sudden change of circumstances, is apt to be silent, and dwells rather in the heart than on the tongue.

Historical methodology, as I see it, is a product of common sense applied to circumstances.

Planets are too dim to be detected with existing equipment, far away, except in these very special circumstances where they're seen by their gravitational effect.

Because of our social circumstances, male and female are really two cultures and their life experiences are utterly different.

A politics that is not sensitive to the concerns and circumstances of people's lives, a politics that does not speak to and include people, is an intellectually arrogant politics that deserves to fail.

Let everyone regulate his conduct... by the golden rule of doing to others as in similar circumstances we would have them do to us, and the path of duty will be clear before him.

There are no absolute rules of conduct, either in peace or war. Everything depends on circumstances.

Libertarians typically argue that particular obligations, at least under normal circumstances, must be created by consent; they cannot be unilaterally imposed by others.

Until fighting ends and there are conditions, which allow the free expression of will by the people, there can be no elections and elections are not held in these circumstances anywhere in the world.

You mustn't forget the circumstances I have been brought up in, the little education I have had.

Our character is not so much the product of race and heredity as of those circumstances by which nature forms our habits, by which we are nurtured and live.

To know all about anything is to know how to deal with it under all circumstances.

I do not pretend to write much of a letter. You know under what circumstances I am writing.

Instead of focusing on that circumstances that you cannot change - focus strongly and powerfully on the circumstances that you can.

It may be an extreme example brought about by abnormal circumstances - but the criteria of human rights kick in, surely, precisely when the conditions are extreme and the situation is abnormal.

Circumstances don't make a person; they reveal him or her.

To hell with circumstances; I create opportunities.

It must inquire not merely about the circumstances of the time in general, but in particular about the writer's position with regard to these things, the interests and motives, the leading ideas of his literary activity.

The nature of the task needs to be renewed so people just don't feel that all the hard work is in the same groove all the time, under the same circumstances and in the same environment.

Privacy under what circumstance? Privacy at home under what circumstances? You have more privacy if everyone's illiterate, but you wouldn't really call that privacy. That's ignorance.

In specific circumstances the period of aging decline can set in earlier in a particular organ than in the organism as a whole which, in a certain general or theoretical sense, is left a cripple or invalid.

Justice is a certain rectitude of mind whereby a man does what he ought to do in the circumstances confronting him.

It will be quite satisfactory if you open them gradually, as the circumstances may require; but the President assures you that this will not be the case if you make a treaty with England first.

The ideal man bears the accidents of life with dignity and grace, making the best of circumstances.

However, they did not treat the reasons that led to this condition. I believe that the conditions in the Palestinian territories are alway capable of explosion because the same circumstances are there.

These irresponsible acts, which cannot have any justification whatsoever, are to be fully condemned. In these appalling circumstances, I want to offer you the most sincere condolences, both in my name and in that of the French people.

The constitution of the United States is a law for rulers and people, equally in war and in peace, and covers with the shield of its protection all classes of men, at all times, and under all circumstances.

Unavoidable circumstances prevent me from giving you ample written instructions. Such however as may be deemed necessary will be prepared and sent to you at the City of Washington in a very few days.

Under no circumstances would it be right for me to go with MGM. Irene shares my opinion.

Fortunately any of the songs we've recorded can be extremely fulfilling to perform depending on the variety of circumstances that surround any given show.

A word is not a crystal, transparent and unchanged; it is the skin of a living thought and may vary greatly in color and content according to the circumstances and time in which it is used.

In the same circumstances, I know that I would do the same thing again.

Our live set's become increasingly complex recently; we've been doing stuff that's been vastly too much information for most people to deal with and I think it's quite interesting watching how people behave in those situations, under those circumstances.

I was born in very sorry circumstances.