I am not young enough to know everything.
The scientists of today think deeply instead of clearly. One must be sane to think clearly, but one can think deeply and be quite insane.
Life is like playing a violin solo in public and learning the instrument as one goes on.
History has shown there are no invincible armies.
Even truth needs to be clad in new garments if it is to appeal to a new age.
If we couldn't laugh we would all go insane.
Everything in the world is about sex except sex. Sex is about power.
To one extent, if you've seen one city slum, you've seen them all.
Behind every beautiful thing, there's some kind of pain.
Life swings like a pendulum backward and forward between pain and boredom.
It would please me best if, at the last, a marble stone shall record that this Queen having lived such and such a time, lived and died a virgin.
Short as life is, we make it still shorter by the careless waste of time.
Work harder on yourself than you do on your job.
When I let go of what I am, I become what I might be.
Life is a succession of lessons which must be lived to be understood.
Life is not divided into semesters. You don't get summers off and very few employers are interested in helping you find yourself.
Nothing exists except atoms and empty space; everything else is opinion.
To forget is the secret of eternal youth. One grows old only through memory. There's much too little forgetting.
Each man should frame life so that at some future hour fact and his dreaming meet.
We cannot live better than in seeking to become better.
It's only terrible to have nothing to wait for.