Avoid the evil, and it will avoid thee.

Related:

• The doing evil to avoid an evil cannot be good. --
  Samuel Taylor...
• Avoid
  penguins...
• Let a man avoid evil deeds as a man who loves life
  avoids poison....
• Avoid suspicion: when you're walking through your neighbor's melon patch,
  don't tie your shoe. -- Chinese...
• One meets his destiny often in the road he takes to avoid it.
  French...
• Three things it is best to avoid: a strange dog, a flood,
  and a man who thinks he is wise. -- Welsh...
• A man's first care should be to avoid the reproaches of his own heart,
  his next to escape the censures of the world. English...
• One meets his destiny often in the road he takes to avoid it.
  French...