The only worthwhile achievements of man are those which are socially useful.

The style of life is a unity because it has grown out of the difficulties of early life and out of the striving for a goal.

seeing with the eyes of another, listening with the ears of another, and feeling with the heart of another.

I am grateful for the idea that has used me.

A lie would have no sense unless the truth were felt as dangerous.

The only normal people are the ones you don't know very well.

Courage is not an ability one either possess or lacks. Courage is the willingness to engage in a risk-taking behavior regardless of whether the consequences are unknown or possibly adverse. We are capable of courageous behavior provided we are willing to engage in it. Given that life offers few guarantees, all living requires risk-taking.