He alone is free who lives with free consent under the entire guidance of reason.
The only real mistake is the one from which we learn nothing.
Do not deny the classical approach, simply as a reaction, or you will have created another pattern and trapped yourself there.
In order to change the world, you have to get your head together first
There are things known and there are things unknown, and in between are the doors of perception.
If you are neutral in situations of injustice, you have chosen the side of the oppressor.
Every intelligent individual wants to know what makes him tick, and yet is at once fascinated and frustrated by the fact that oneself is the most difficult of all things to know.
In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.
Choose rather to be strong of soul than strong of body.
Admiration is the daughter of ignorance.
The simple things are also the most extraordinary things, and only the wise can see them.
When you judge another, you do not define them, you define yourself.
Man is the only creature who refuses to be what he is.
Never argue with an idiot. They drag you down to their level and then beat you with experience.
Nobody made a greater mistake than he who did nothing because he could do only a little.
You can best serve civilization by being against what usually passes for it.
Never put off for tomorrow, what you can do today.
When playing board-games which involve quizzes etc, you will always know the answers to everyone else's set of questions but never your own.
As the soft yield of water cleaves obstinate stone, So to yield with life solves the insolvable: To yield, I have learned, is to come back again.
Love make us poets, and the approach of death should make us philosophers.
Strength does not come from physical capacity. It comes from an indomitable will.