I believe that one becomes stronger emotionally by taking life less personally. If your employer criticizes your report, don't take it personally. Instead, find out what's needed and fix it. If your girlfriend laughs at your tie, don't take it personally. Find another tie or find another girlfriend.

A good leader needs to stand behind his or her followers as often as he or she needs to stand in front of them.

Know how your representatives stand on major national or state issues.

The chess player who develops the ability to play two dozen boards at a time will benefit from learning to compress his or her analysis into less time.

Be able to analyze statistics, which can be used to support or undercut almost any argument.

Loving behavior contributes to the group at the expense of the individual. Competition contributes to the survival of the individual at the expense of the group. In the garden of life, some people are more like flowers, and other people are more like weeds.

Evolution has long been the target of illogical arguments that use presumption.