Above all, I would not expect a wise race, at great expense, to set loose an army of self-replicating robots.

The factor most ignored in discussing interstellar flight is the kinetic energy that must be invested in the ship to make its tons of matter move at a substantial fraction of the speed of light.

Antimatter is not a source of energy for us, it's a method of storing energy, compact but inefficient.

If interstellar travel is as time- or energy- demanding as the above figures indicate, it is far from obvious what the motive for colonization might be.

No one can deny the excitement of visiting another world.

Years of science fiction have produced a mindset that it is human destiny to expand from Earth, to the Moon, to Mars, to the stars.

Present annual world energy consumption is about equal to the annihilation energy of 4 tons of matter.

In the past, on Earth, it has largely been to exploit foreign resources and to expand the domestic territory.

It would be a pity if, frustrated by the price of travel, we elected to become a society that never made contact, that never gave SETI a fair chance.

The sun and its retinue of planets drift as a group through the vast gulfs of space that separate the stars.

Above all, I would not expect a wise race, at great expense, to set loose an army of self-replicating robots.

Since I'm allergic to various things, the army wouldn't accept me during the war, and I got into the Office of War Information, which sent music to Europe.

Critics are sentinels in the grand army of letters, stationed at the corners of newspapers and reviews, to challenge every new author.

They're not shooting me for deserting the United Stated Army - thousands of guys have done that. They're shooting me for bread I stole when I was 12 years old.

The liberation movement which I led in Algeria, the organization that I created to fight the French army, was at first a small movement of nothing at all. We were but some tens of people throughout Algeria, a territory that is five times the size of France.

Maybe the answer to Selective Service is to start everyone off in the army and draft them for civilian life as needed.

These groups within a society can he distinguished according as to whether, like an army or an orchestra, they function as a single body; or whether they are united merely to defend their common interests and otherwise function as separate individuals.

The army teaches boys to think like men.

It takes but one positive thought when given a chance to survive and thrive to overpower an entire army of negative thoughts.

Even though the National Guard and Army Reserve see combat today, it rankles me that people assume it was some kind of waltz in the park back then.

A zeal for the defence of their country led these heroes to the scene of action, though with a few men to attack a powerful army of experienced warriors.

Most of the services staff is for the larger corporations, not so much for small and medium businesses because they cannot afford an extensive services army.

Our strategy is to defend ourselves against an occupying army and against settlers and settlements.

The secularists in Turkey haven't underestimated religion, they just made the mistake of believing they could control it with the power of the army alone.

We were pretty good mates until the Beatles started to split up and Yoko came into it. It was more like old army buddies splitting up on account of wedding bells.

As I look back over my life, before I had any real identity, I was a traveler. I grew up an Army brat, a runaway, an activist, and a musician. All my life I've been traveling.

The supreme quality for leadership is unquestionably integrity. Without it, no real success is possible, no matter whether it is on a section gang, a football field, in an army, or in an office.

You know too well the forces which compose their army to dread their superior numbers.

Debt is such a powerful tool, it is such a useful tool, it's much better than colonialism ever was because you can keep control without having an army, without having a whole administration.

I joined the Army and was sent to the MIT radiation laboratory after a few months of introduction to electromagnetic wave theory in a special course, given for Army personnel at the University of Chicago.

I had the first integrated Army band in World War II.

We are all proud of having thus contributed to the heretofore magnificent successes of our army.

One can resist the invasion of an army but one cannot resist the invasion of ideas.

The Canadian government continues to say they will not help us if we go to war with Iraq. However, the prime minister of Canada said he'd like to help, but he's pretty sure that last time he checked, Canada had no army.

We need a defense budget that's big enough to sustain an increase in the size of the Army.

The things I learned from the army - and I think it was a lesson for life - was how to work in unison with other people. How to take responsibility.

I had a tremendous horror of going into the Army. That is probably why I went to college for so long.

The next thing I knew, I was out of the service and making movies again. My first picture was called, GI Blues. I thought I was still in the army.

The Army has carried the American ideal to its logical conclusion. Not only do they prohibit discrimination on the grounds of race, creed and color, but also on ability.

I am more afraid of an army of 100 sheep led by a lion than an army of 100 lions led by a sheep.

In the first day of the Soviet Army's arrival, I and the other comrades were isolated and then found ourselves here, not knowing anything... I can only conjecture what could have happened.

Everyone imposes his own system as far as his army can reach.

I never joined the army for patriotic reasons.

In a very short time the army of Northern Virginia was face to face with the Army of the Potomac.

It is not advantageous for Russia in its present state to fight against Chechnya. The army is a mess. It must be made combat ready. That will take time. Russia has a lot of economic, social and political problems much more important than Chechnya.

IN trying to recall my impressions during my short war duty as an officer in the Austrian Army, I find that my recollections of this period are very uneven and confused.

I'll play baseball for the Army or fight for it, whatever they want me to do.

Philosophers are people who do violence, but have no army at their disposal, and so subjugate the world by locking it into a system.

I guess if you're stupid enough to join the army without thinking about getting shot at, then you really are a fool.