One can choose to go back toward safety or forward toward growth. Growth must be chosen again and again; fear must be overcome again and again.
Our true nationality is mankind.
You climb to reach the summit, but once there, discover that all roads lead down.
A narrow mind and a fat head invariably come on the same person.
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.
If you can't say something good about someone, sit right here by me.
Everything that irritates us about others can lead us to an understanding of ourselves.
A question that sometimes drives me hazy: Am I, or the others, crazy?
You may turn into an archangel, a fool, or a criminal ? no one will see it. But when a button is missing?everyone sees that.
The highest forms of understanding we can achieve are laughter and human compassion.
I can calculate the motion of heavenly bodies but not the madness of people.
Ninety-nine percent of who you are is invisible and untouchable.
Everywhere man blames nature and fate yet his fate is mostly but the echo of his character and passion, his mistakes and his weaknesses.
Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.
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.
Dignity does not consist in possessing honours, but in deserving them.
Human nature is not totally fixed, but on any realistic scale, evolutionary processes are much too slow to affect it.
All of humanity's problems stem from man's inability to sit quietly in a room alone.
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.
Men are anxious to improve their circumstances, but are unwilling to improve themselves; they therefore remain bound.
Cultivation of mind should be the ultimate aim of human existence.