Know how to listen, and you will profit even from those who talk badly.

Thank your opponents sincerely for their interest. Anyone who takes the time to disagree with you is interested in the same things you are. Think of them as people who really want to help you, and you may turn your opponents into friends.

Know your enemy — and learn about his favorite sport.

If you have an enemy, then learn and know your enemy, don't just be mad at him or her

A man can condemn his enemies, but it’s wiser to know them.

Don’t complain too loud about wrongs done you; you may give ideas to your less imaginative enemies.

You can tell how smart people are by what they laugh at.

Learn to destroy your enemies by opening holes in their own reputations. Then stand aside and let public opinion hang them.

It pays to know the enemy - not least because at some time you may have the opportunity to turn him into a friend.

Nobody likes a bore on a soapbox. Humor is always the best defense and weapon. If you can make an idiot laugh, they’ll at least pause and listen before they do something stupid . . . to you.

Learn what is to be taken seriously and laugh at the rest.

The wise learn many things from their enemies.

Watch for phonies, keep your enemies close nigga watch your homies

Let them laugh at their passions.