why is there so much cruilty in the world? why do people have to be so mean to others? Why do people have to be so selfish?

These questions have been asked since the beginning of humankind. The answers are complex.

Essentially, none of us is perfect. When we feel bad about ourselves, we get angry and often take it out on others. It's too hard to blame ourselves for our shortcomings.

Haven't you been mean -- at least sometimes -- to some members of your family?

It's important to remember, though, that most of the time, most of us are kind and unselfish.