I shall try to correct errors when shown to be errors; and I shall adopt new views so fast as they shall appear to be true views.
Some things you don't need until they leave you; they're the things that you miss.
It's hard to beat a person who never gives up.
We travel together, passengers on a little spaceship, dependent on its vulnerable reserves of air and soil; all committed, for our safety, to its security and peace; preserved from annihilation only by the care, the work and the love we give our fragile craft.
Man needs to go outside himself in order to find repose and reveal himself.
Be nice to people on your way up, because you're going to meet them all on your way down.
The apple cannot be stuck back on the Tree of Knowledge; once we begin to see, we are doomed and challenged to seek the strength to see more, not less.
There can be no rainbow without a cloud and a storm.
The things to do are: the things that need doing, that you see need to be done, and that no one else seems to see need to be done.
Never do today what you can put off till tomorrow. Delay may give clearer light as to what is best to be done.
Habit is necessary; it is the habit of having habits, of turning a trail into a rut, that must be incessantly fought against if one is to remain alive.
In the depth of winter, I finally learned that within me there lay an invincible summer.
There is a mysterious cycle in human events. To some generations much is given. Of other generations much is expected. This generation of Americans has a rendezvous with destiny.
Mistakes are part of the game. It's how well you recover from them, that's the mark of a great player.
We must make the best of those ills which cannot be avoided.
No one means all he says, and yet very few say all they mean, for words are slippery and thought is viscous.
The surest sign that intelligent life exists elsewhere in the universe is that none of it has tried to contact us.
Religion will not regain its old power until it can face change in the same spirit as does science. Its principles may be eternal, but the expression of those principles requires continual development.
Many of life's failures are people who did not realize how close they were to success when they gave up.
Life on earth is a hand-to-hand mortal combat... between the law of love and the law of hate.
An age is called Dark not because the light fails to shine, but because people refuse to see.
All we have to decide is what to do with the time that is given us.
Even if we accept, as the basic tenet of true democracy, that one moron is equal to one genius, is it necessary to go a further step and hold that two morons are better than one genius?
Modern politics is, at bottom, a struggle not of men but of forces.
Rudeness is the weak man's imitation of strength.
Knowledge of human nature is the beginning and end of political education.
The saddest aspect of life right now is that science gathers knowledge faster than society gathers wisdom.
Dogs are our link to paradise. They don't know evil or jealousy or discontent. To sit with a dog on a hillside on a glorious afternoon is to be back in Eden, where doing nothing was not boring — it was peace.
Only he who has measured the dominion of force, and knows how not to respect it, is capable of love and justice.
My best friend is he who rights my wrongs or reproaches my mistakes.
In love there are no penalties and no payments, and what is given is indistinguishable from what is received.
Every science has for its basis a system of principles as fixed and unalterable as those by which the universe is regulated and governed. Man cannot make principles, he can only discover them.
Without Art, we should have no notion of the sacred; without Science, we should always worship false gods.
Reason is the life of the law; nay, the common law itself is nothing else but reason.
History teaches us that men and nations behave wisely once they have exhausted all other alternatives.
The doors of heaven and hell are adjacent and identical.
Love has no uttermost, as the stars have no number and the sea no rest.
Life is a process of becoming, a combination of states we have to go through. Where people fail is that they wish to elect a state and remain in it. This is a kind of death.
If I had to choose, I would rather have birds than airplanes.
I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forego their use.
Every intelligent child is an amateur anthropologist. The first thing such a child notices is that adults don't make sense.
Teachers are those who use themselves as bridges, over which they invite their students to cross; then having facilitated their crossing, joyfully collapse, encouraging them to create bridges of their own.
Oh, to be seventy again!
Dignity does not come in possessing honors, but in deserving them.
Evil spreads with the wind; truth is capable of speading even against it.
A hat should be taken off when you greet a lady and left off for the rest of your life. Nothing looks more stupid than a hat.
Science is but a perversion of itself unless it has as its ultimate goal the betterment of humanity.
Patriotism is voluntary. It is a feeling of loyalty and allegiance that is the result of knowledge and belief. A patriot shows their patriotism through their actions, by their choice... No law will make a citizen a patriot.