You climb to reach the summit, but once there, discover that all roads lead down.
Private passions tire and exhaust themselves, public ones never.
Though I love my country, I do not love my countrymen.
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.
Human history becomes more and more a race between education and catastrophe.
A man's feet should be planted in his country, but his eyes should survey the world.
Humans are not proud of their ancestors, and rarely invite them round to dinner.
What sunshine is to flowers, smiles are to humanity. These are but trifles, to be sure; but scattered along life's pathway, the good they do is inconceivable.
A great man is different from an eminent one in that he is ready to be the servant of the society.
By providing students in our Nation with such an education, we help save our children from the clutches of poverty, crime, drugs, and hopelessness, and we help safeguard our Nation's prosperity for generations yet unborn.
In spite of everything, I still believe that people are really good at heart.
The world would be happier if men had the same capacity to be silent that they have to speak.
There are four million different kinds of animals and plants in the world. Thatís four million solutions to the problem of staying alive.
Progress of mankind is progress of mind and intellect.
Humanism was not wrong in thinking that truth, beauty, liberty, and equality are of infinite value, but in thinking that man can get them for himself without grace.
Humanity is acquiring all the right technology for all the wrong reasons.
A wise man can play the part of a clown, but a clown can't play the part of a wise man.
People demand freedom of speech as a compensation for the freedom of thought which they seldom use.
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.
That man is the noblest creature may also be inferred from the fact that no other creature has yet contested this claim.
To live alone is the fate of all great souls.