We are only peripherally tied to the lives of others. It takes a long long time for us to become deeply involved with others, and for some this never happens.

It is never possible to understand completely any other human being; and no individual will ever really understand himself - the complexity is too great and there is not the time to constantly take things apart and examine them.

I may be able to spot arrowheads on the desert but a refrigerator is a jungle in which I am easily lost.

Two points that are very important points to remember and ask: Is it real and does it work?

. . . how man evolved with such an incredible reservoir of talent and such fantastic diversity isn't completely understood . . . he knows so little and has nothing to measure himself against.

I may be able to spot arrowheads on the desert but a refrigerator is a jungle in which I am easily lost. My wife, however, will unerringly point out that the cheese or the leftover roast is hiding right in front of my eyes. Hundreds of such experiences convince me that men and women often inhabit quite different visual worlds. These are differences which cannot be attributed to variations in visual acuity. Man and women simply have learned to use their eyes in very different ways.

Age affects how people experience time.