16. It does a fool no good to spend money on an education, because he has no common sense.
17. Friends always show their love. What are relatives for if not to share trouble?
18. Only someone with no sense would promise to be responsible for someone else's debts.
19. To like sin is to like making trouble. If you brag all the time, you are asking for trouble.
20. Anyone who thinks and speaks evil can expect to find nothing good — only disaster.