The chief cause of human errors is to be found in the prejudices picked up in childhood.

We do not describe the world we see, we see the world we can describe.

Whenever anyone has offended me, I try to raise my soul so high that the offense cannot reach it.

De omnibus dubitandum

Divide each difficulty into as many parts as is feasible and necessary to resolve it.

Conquer yourself rather than the world.

The reading of all good books is like a conversation with the finest minds of past centuries.

Doubt is the origin of wisdom

The only thing we have power over in the universe is our own thoughts.

How can you be certain that your whole life is not a dream?

Omnia apud me mathematica fiunt.

Summer night--even the starsare whispering to each other.

I hope that I’m a good man ... it would be enough.

I am an empty mind with an empty body and with an empty soul. I am neither haunting for anything nor something.

It will be your duty, and it will be your pleasure too to estimate her (as you chose her) by the qualities that she has, and not by the qualities she may not have.

Challenges bring opportunity for growth.

What is Genius?- To aspire to a lofty aim and to will the means to that aim.

We should have a great many fewer disputes in the world if words were taken for what they are the signs of our ideas only and not for things themselves.

Infatuation means, 'A love that it is inconvenient to go on with.

But the present life should never be hated, except insofar as it subjects us to sin, although even that hatred should not properly be applied to life itself.

I'm interested in what the virtues of all those things are, especially for the kind of person who's made their own world that revolves around them, like writers do. It seems especially precious.