158. Don’t ramble.

People have short attention spans.

They will lose their train of thought.

You will lose your train of thought.

People will avoid you.

159. Don’t say, “Uh,” “You know.”

Silences are better.

People will count them.

It’s an annoying habit.

160. Don’t scratch anything

You’re not a dog.

People will look at you funny.

No one will concentrate on what you are saying.