If your head is wax, don't walk in the sun.

Related:

• If your head is wax, don't walk in the sun. --
  Benjamin...
• Love your neighbor, yet don't pull down your hedge.
  Benjamin...
• Love your neighbour, yet don't pull down your hedge.
  Benjamin...
• People will accept your idea much more readily if you tell them Benjamin Franklin said it first.
  Comins'...
• People will accept your ideas much more readily if
  you tell them that Benjamin Franklin said it first...
• Keep your eyes wide open before marriage, half shut afterwards.
  Benjamin...