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.

Common sense comes from experience, and kids need to fail as well as succeed in order to learn it. It's difficult to develop common sense when you spend a lot of time in your room where nothing much happens.

There's plenty of intelligence in the world, but the courage to do things differently is in short supply.

Know where to find the sunrise and sunset times and note how the sky looks at those times, at least once.

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

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.

Be able to sneeze without sounding ridiculous. That means neither stifling yourself or spraying your immediate vicinity.