To live alone is the fate of all great souls.
Private passions tire and exhaust themselves, public ones never.
In spite of everything, I still believe that people are really good at heart.
Everyone has his own specific vocation or mission in life; everyone must carry out a concrete assignment that demands fulfillment. Therein he cannot be replaced, nor can his life be repeated, thus, everyone's task is unique as his specific opportunity to implement it.
Human nature is not totally fixed, but on any realistic scale, evolutionary processes are much too slow to affect it.
Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.
People demand freedom of speech as a compensation for the freedom of thought which they seldom use.
I measure the progress of a community by the degree of progress which women have achieved.
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.
Challenging the meaning of life is the truest expression of the state of being human.
The first human who hurled an insult instead of a stone was the founder of civilization.
A person is a person because he recognizes others as persons.
I just invent, then wait until man comes around to needing what I've invented.
If you talk to a man in a language he understands, that goes to his head. If you talk to him in his language, that goes to his heart.
There is no come back to caves. We are too many.
That man is the noblest creature may also be inferred from the fact that no other creature has yet contested this claim.
If money help a man to do good to others, it is of some value; but if not, it is simply a mass of evil, and the sooner it is got rid of, the better.
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.
A man is not rightly conditioned until he is a happy, healthy, and prosperous being; and happiness, health, and prosperity are the result of a harmonious adjustment of the inner with the outer of the man with his surroundings.
Every form of addiction is bad, no matter whether the narcotic be alcohol, morphine or idealism.
A person's a person, no matter how small.