The real moral test of a society is how it treats those who are at the dawn of life, the children; those who are in the twilight of life, the aged; and those who are in the shadow of life, the sick, the needy and the handicapped.

"In mathematics, you don't understand things. You just get used to them."

The purpose of psychotherapy is to set people free.

领导力在于以同理心和远见做出艰难的决定。