Humans are not proud of their ancestors, and rarely invite them round to dinner.
Our species needs, and deserves, a citizenry with minds wide awake and a basic understanding of how the world works.
The first time someone shows you who they are, believe them.
There seems to be some perverse human characteristic that likes to make easy things difficult.
The greatest attitude of all is gratitude.
Every man takes the limits of his own field of vision for the limits of the world.
Our true nationality is mankind.
Private passions tire and exhaust themselves, public ones never.
After your death you will be what you were before your birth.
A person is a person because he recognizes others as persons.
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.
Everywhere man blames nature and fate yet his fate is mostly but the echo of his character and passion, his mistakes and his weaknesses.
Sometimes our light goes out, but is blown again into instant flame by an encounter with another human being.
Human history becomes more and more a race between education and catastrophe.
Stupid men are often capable of things the clever would not dare to contemplate...
On the highest throne in the world, we still sit only on our own bottom.
If you can't say something good about someone, sit right here by me.
A person's a person, no matter how small.
Men always talk about the most important things to perfect strangers.
I despise people who depend on these things [heroin and cocaine]. If you really want a mind-altering experience, look at a tree.
One of the greatest diseases is to be nobody to anybody.