There are more things between heaven and earth than our vain philosophy can imagine.
-William Shakespeare

What we know is a drop; what we ignore is an ocean.
-Isaac Newton

Two things are infinite: the universe and human stupidity. But as for the universe, I'm still not entirely sure.
-Albert Einstein

Only when one sees one's own mistakes through a magnifying glass, and does exactly the opposite with others, can one arrive at a fair assessment of both.
-Mahatma Gandhi

There is nothing good or bad except these two things: wisdom which is good and ignorance which is evil.
-Plato

Wise is he who knows the limits of his own ignorance.
-Socrates

The whole modern conception of the world is based on the illusion that the so-called laws of nature are the explanations of natural phenomena.
-Ludwig Wittgenstein

We have the art not to die from the truth.
-Friedrich Nietzsche

It is not enough to have a good spirit, the most important thing is to apply it well.
-René Descartes

Man is nothing more than the series of his acts.
-Friedrich Hegel

Morality, properly speaking, is not the doctrine that teaches us how to be happy, but how we should make ourselves worthy of happiness.
-Immanuel Kant

I don't try to know the answers, I try to understand the questions.
-Confucius

The less men think, the more they talk.
-Montesquieu