What's done can't be undone.

Those who see the invisible can do the impossible.

Science has not yet taught us if madness is or is not the sublimity of the intelligence.

He alone is free who lives with free consent under the entire guidance of reason.

Madame, all stories, if continued far enough, end in death, and he is no true-story teller who would keep that from you.

Those who cannot work with their hearts achieve but a hollow, half-hearted success that breeds bitterness all around.

If we don't believe in freedom of expression for people we despise, we don't believe in it at all.

It has seemed to be more necessary to have regard to the weight of words rather than to their number.

The difference between stupidity and genius is that genius has its limits.

Take care of the pieces well. The whole will take care of itself.

Tis very certain the desire of life prolongs it.

Accuracy is the twin brother of honesty; inaccuracy, of dishonesty.

If you don't stand for something you will fall for anything.

Creativity is the greatest rebellion in existence.

In moments of great grief, that’s where you look and immerse yourself. You realise you are not immortal, you are not a god, you are part of the natural world and you come to accept that.

The more that you read, the more things you will know. The more that you learn, the more places you'll go.

Rational discussion is useful only when there is a significant base of shared assumptions.

It is better to remain silent and be thought a fool than to open one's mouth and remove all doubt.

Appearances often are deceiving.

Man is not the creature of circumstances, Circumstances are the creatures of men.

Knowing yourself is the beginning of all wisdom.