1. Better to be safe than
sorry.
2. Strike while the iron
is hot.
3. It's always darkest before
dawn.
4. Don't bite the hand that
feeds you.
5. A miss is as good as
a mile.
6. You can't teach an old
dog new tricks.
7. The pen is mightier than
the sword.
8. An idle mind is the devil's
workshop.
9. Where there's smoke there
is fire.
10. Two's company, three's a crowd.
11. A penny saved is a penny earned.
12. Better late than never.