Instinct is a marvellous thing. It can neither be explained nor ignored.
A perfection of means, and confusion of aims, seems to be our main problem.
How often it is that the angry man rages denial of what his inner self is telling him.
Those who know, do. Those that understand, teach.
If you have no problems, then you have no clue to what is going.
Honesty is the first chapter in the book of wisdom.
It is neither good nor bad, but thinking makes it so.
Achievement brings its own anticlimax.
There's no sense in being precise when you don't even know what you're talking about.
Never pick a fight with an ugly person, they've got nothing to lose.
Drop the idea that you are Atlas carrying the world on your shoulders. The world would go on even without you. Don't take yourself so seriously.
The greatest pride, or the greatest despondency, is the greatest ignorance of one's self.
If you don't know where you're from, you'll have a hard time saying where you're going.
Obsession is the wellspring of genius and madness.
Reality leaves a lot to the imagination.
Intelligence is a moral category.
Talent is God given. Be humble. Fame is man-given. Be grateful. Conceit is self-given. Be careful.
There is no question climate change is happening. The only arguable point is what part humans are playing in it.
I hear and I forget. I see and I remember. I do and I understand.
The secret of life, though, is to fall seven times and to get up eight times.
I wanted to change the world. But I have found that the only thing one can be sure of changing is oneself.