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

Only from the heart can you touch the sky.

Convictions are more dangerous enemies of truth than lies.

We choose our joys and sorrows long before we experience them.

It is neither good nor bad, but thinking makes it so.

Thoughts without content are empty, intuitions without concepts are blind.

Common sense is in spite of, not as the result of education.

The cure for pain is in the pain.

A proverb is much matter distilled into few words.

A good teacher protects his pupils from his own influence.

Act as if the maxim of your action were to become through your will a general natural law

What's real and what's true aren't necessarily the same.

A man may imagine things that are false, but he can only understand things that are true.

One never notices what has been done; one can only see what remains to be done.

The secret of life, though, is to fall seven times and to get up eight times.

There are things known and there are things unknown, and in between are the doors of perception.

I mistrust the judgement of every man in a case in which his own wishes are concerned.

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

It takes a great man to be a good listener.

It is a cliche that most cliches are true, but then like most cliches, that cliche is untrue.

The wound is the place where the Light enters you.