Human history is in essence a history of ideas.
There are four million different kinds of animals and plants in the world. That’s four million solutions to the problem of staying alive.
I like university professors, but you know, we shouldn't hold them up as the high-water mark of all human achievement. They're just a form of life, another form of life.
Anyone who says he can see through women is missing a lot.
Cultivation of mind should be the ultimate aim of human existence.
All of humanity's problems stem from man's inability to sit quietly in a room alone.
He that wrestles with us strengthens our nerves and sharpens our skill. Our antagonist is our helper.
I've learned that you can tell a lot about a person by the way (s)he handles these three things: a rainy day, lost luggage, and tangled Christmas tree lights.
When people are protecting something truly special to them, they truly can become...as strong as they can be.
Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.
The world would be happier if men had the same capacity to be silent that they have to speak.
Though I love my country, I do not love my countrymen.
The true measure of a man is how he treats someone who can do him absolutely no good.
After your death you will be what you were before your birth.
On the highest throne in the world, we still sit only on our own bottom.
We are just an advanced breed of monkeys on a minor planet of a very average star. But we can understand the Universe. That makes us something very special.
Who makes us ignorant? We ourselves. We put our hands over our eyes and weep that it is dark.
Ninety-nine percent of who you are is invisible and untouchable.
A question that sometimes drives me hazy: Am I, or the others, crazy?
We are not enemies, but friends. We must not be enemies. Though passion may have strained, it must not break our bonds of affection. The mystic chords of memory will swell when again touched, as surely they will be, by the better angels of our nature.
He who makes a beast of himself gets rid of the pain of being a man.
