Every man's memory is his private literature.
Quote me as saying I was mis-quoted.
Will and intellect are one and the same thing.
Each soul is potentially divine.
There is nothing to writing. All you do is sit down at a typewriter and bleed.
Nothing is black or white.
In the intellectual order, the virtue of humility is nothing more nor less than the power of attention.
A hero cannot be a hero unless in a heroic world.
Courage is grace under pressure.
A good goal is like a strenuous exercise - it makes you stretch.
All that you accomplish or fail to accomplish with your life is the direct result of your thoughts.
In just six weeks from the time the design was started, we had the motor on the block testing its power.
I am one of those who think like Nobel, that humanity will draw more good than evil from new discoveries.
Charity ... is the opium of the privileged.
The thing I lose patience with the most is the clock. Its hands move too fast
Beauty of whatever kind, in its supreme development, invariably excites the sensitive soul to tears.
Of all the things I`ve lost I miss my mind the most.
A man of honour should never forget what he is because he sees what others are.
After all, science is essentially international, and it is only through lack of the historical sense that national qualities have been attributed to it.
If you follow every dream, you might get lost.
I recommend that the Statue of Liberty be supplemented by a Statue of Responsibility on the west coast.