It begins as a random thought. A wonderment of what could be. Then it grows to a possibility that should not happen. Then comes the paranoia, the thinking: what if it does happen?
Thus it grows within us. Larger and larger each time. This worry of things.
Why?
Why even bother worrying about things that will probably not happen?
Perhaps because we can't help it. Our rational minds refuse to see the sensible unless there is a resistance. Because we all believe in some form of balance.
Cryptic.