Email, instant messaging, and cell phones give us fabulous communication ability, but because we live and work in our own little worlds, that communication is totally disorganized.

Although spoken English doesn't obey the rules of written language, a person who doesn't know the rules thoroughly is at a great disadvantage.

Capital punishment is the source of many an argument, both good and bad.

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

Think of a hypothesis as a card. A theory is a house made of hypotheses.

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.

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