1. He that spares the bad injures the good. 

2. Hope is a good breakfast, but a bad supper. 

3. A bad thing never dies.

4. Behind bad luck comes good luck. 

5. Bad workmen often blame their tools. 

6. A good horse cannot be of a bad colour. 

7. Many a good cow hath a bad calf. 

7. Sentencedict.com is a sentence dictionary, on which you can find good sentences for a large number of words.

8. Praise makes good men better, and bad men worse. 

9. A bad penny always turns up. 

10. A bad padlock invites a picklock. 

11. A bad workman quarrels with his tools. 

12. Money is a good servant, but a bad master. 

13. No man ever became thoroughly bad all at once. 

14. A bad conscience is a snake in one's heart. 

15. Fire and water are good servants, but bad masters. 

16. A bad compromise is better than a good lawsuit. 

17. No man ever became thoroughly bad at once. 

18. There's no such thing as bad publicity. 

19. Hard cases make bad law.

20. A bad beginning makes a bad ending. 

21. Three removes are as bad as a fire. 

22. Pardoning the bad is injuring the good. 

23. Better be alone than in bad company. 

24. Give a dog a bad name and hang him. 

25. The receiver is as bad as the thief. 

26. Bad money drives out good.

27. Many a good father hath but a bad son. 

28. The good seaman is known in bad weather. 

29. A bad bush is better than the open field. 

30. Money is a good servant and a bad master.