If you don't know where you're from, you'll have a hard time saying where you're going.

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.

Never ruin an apology with an excuse.

Intelligence is the ability to adapt to change.

The more skilled you are at something, the worse you are at it when showing someone.

If I speak of myself in different ways, that is because I look at myself in different ways.

Man is not the creature of circumstances, Circumstances are the creatures of men.

I dream. Sometimes I think that's the only right thing to do.

You can best serve civilization by being against what usually passes for it.

Convictions are more dangerous enemies of truth than lies.

Don't compromise yourself. You are all you've got.

I write with experiences in mind, but I don't write about them, I write out of them.

So many people have this idea: I want to achieve something great or be somebody great. And they neglect the step that leads to greatness. They don't honor this step at this moment because they have this idea of some future moment where they are going to be great.

The cure for pain is in the pain.

In anger we should refrain both from speech and action.

He alone is free who lives with free consent under the entire guidance of reason.

Everybody is ignorant, only on different subjects.

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

Knowing is not enough, we must apply. Willing is not enough, we must do.

Respect yourself if you would have others respect you.

All great achievements require time.