Thoughts without content are empty, intuitions without concepts are blind.
True knowledge lies in knowing how to live.
I think, therefore I am.
Nature is pleased with simplicity. And nature is no dummy
Knowing yourself is the beginning of all wisdom.
You place too much importance... on the so-called purity of blood! You fail to recognize that it matters not what someone is born, but what they grow to be!
If you are neutral in situations of injustice, you have chosen the side of the oppressor.
You laugh at me because I'm different, I laugh at you because you're all the same.
Better mad with the rest of the world than wise alone.
Real knowledge is to know the extent of one's ignorance.
What lies behind us and what lies ahead of us are tiny matters compared to what lives within us.
And no one will listen to us until we listen to ourselves.
The only real laughter comes from despair.
We sometimes congratulate ourselves at the moment of waking from a troubled dream; it may be so the moment after death.
We are all born ignorant, but one must work hard to remain stupid
If you don't stand for something you will fall for anything.
The most courageous act is still to think for yourself. Aloud.
It has seemed to be more necessary to have regard to the weight of words rather than to their number.
A good teacher protects his pupils from his own influence.
Reality leaves a lot to the imagination.
Without courage, wisdom bears no fruit.