Hanging onto resentment is letting someone you despise live rent-free in your head.
Opportunities are usually disguised as hard work, so most people don't recognize them.
Know yourself. Don't accept your dog's admiration as conclusive evidence that you are wonderful.
I don't believe that you have to be a cow to know what milk is.
Remember, it takes two to make an argument. The one who is wrong is the one who will be doing most of the talking.
Experience, they say, is the best teacher, but we get the grade first and the lesson later.