As long as man continues to be the ruthless destroyer of lower living beings he will never know health or peace. For as long as men massacre animals, they will kill each other.

Strength of mind rests in sobriety; for this keeps your reason unclouded by passion.

No one is free who has not obtained the empire of himself.

Reason is immortal, all else mortal.

A thought is an idea in transit.

There is geometry in the humming of the strings, there is music in the spacing of the spheres.

The most momentous thing in human life is the art of winning the soul to good or evil.

In this theater of man's life, it is reserved only for God and angels to be lookers-on.

Concern should drive us into action and not into a depression. No man is free who cannot control himself.

As long as man continues to be the ruthless destroyer of lower living beings he will never know health or peace. For as long as men massacre animals, they will kill each other.

It is better wither to be silent, or to say things of more value than silence. Sooner throw a pearl at hazard than an idle or useless word; and do not say a little in many words, but a great deal in a few.

Above the cloud with its shadow is the star with its light. Above all things reverence thyself.

There is nothing so easy but that it becomes difficult when you do it reluctantly.

Silence is better than unmeaning words.

Choose rather to be strong of soul than strong of body.

The oldest, shortest words - "yes" and "no" - are those which require the most thought.

Above all things, reverence yourself.

Begin thus from the first act, and proceed; and, in conclusion, at the ill which thou hast done, be troubled, and rejoice for the good.

Do not say a little in many words but a great deal in a few.

Friends are as companions on a journey, who ought to aid each other to persevere in the road to a happier life.

There is a good principle which created order, light, and man, and an evil principle which created chaos, darkness, and woman.

As soon as laws are necessary for men, they are no longer fit for freedom.

Do not talk a little on many subjects, but much on a few.

Virtue is harmony.

Rest satisfied with doing well, and leave others to talk of you as they will.

Beans have a soul.

The oldest, shortest words - 'yes' and 'no' - are those which require the most thought.

The oldest, shortest words — "yes" and "no" — are those which require the most thought.

The wind is blowing. Adore the wind.

For as long as men massacre animals, they will kill each other. Indeed, he who sows the seed of murder and pain cannot reap joy and love.

Choose always the way that seems the best, however rough it may be; custom will soon render it easy and agreeable.

Friends are as companions on a journey who ought to aid each other to persevere in the road to a happier life.

Be silent or say something better than silence

As the sea crab swimmeth always against the stream so doth wit always against wisdom.

Envy has been is and shall be the destruction of many. What is there that Envy hath not defamed or Malice left undefiled Truly no good thing.

Geometry is knowledge of the eternally existent.

There is geometry in the humming of the strings there is music in the spacing of the spheres.

A fool is known by his speech; and a wise man by silence.

Learn silence. With the quiet serenity of a meditative mind, listen, absorb, transcribe, and transform.

Salt is born of the purest parents: the sun and the sea.

No man is free who cannot command himself.

Sobriety is the strength of the soul, for it preserves its reason unclouded by passion.

When the wise man opens his mouth, the beauties of his soul present themselves to the view, like the statues in a temple.

Govern your tongue before all other things, following the gods.

Man has done a lot to make himself dangerous and animals get the worst of all of it. But then, man too is an animal.

Biology will relate every human gene to the genes of other animals and bacteria, to this great chain of being.

When I see professional clowns, mimes, or people who makes ballon animals, I think of their relatives and how disappointed they must be.

Animals often strike us as passionate machines.

My object will be, first, to show by what connections the history of the fossil bones of land animals is linked to the theory of the earth and why they have a particular importance in this respect.