A scientist in his laboratory is not a mere technician: he is also a child confronting natural phenomena that impress him as though they were fairy tales.?
Unless someone like you cares a whole awful lot, nothing is going to get better. It's not.
A difference of opinion is what makes horse racing and missionaries.
Every time you are tempted to react in the same old way, ask if you want to be a prisoner of the past or a pioneer of the future.
Common sense is not so common.
The people I distrust most are those who want to improve our lives but have only one course of action.
A place for everything, and everything in its place.
Human decency is not derived from religion. It precedes it.
Courage is being scared to death... and saddling up anyway.
There is only one difference between a madman and me. The madman thinks he is sane. I know I am mad.
Every man's memory is his private literature.
He who possesses most must be most afraid of loss.
If everything isn't black and white, I say, 'Why the hell not?'
One must judge men not by their opinions, but by what their opinions have made of them.
The true test of a man's character is what he does when no one is watching.
Common sense is the most widely shared commodity in the world, for every man is convinced that he is well supplied with it.
Worry is the interest paid by those who borrow trouble.
Advice to intellectuals: let no-one represent you.
The Internet is becoming the town square for the global village of tomorrow.
There's nothing in the world so demoralizing as money.
Patriotism is the last refuge of a scoundrel.