Let him make use of instinct who cannot make use of reason.

Related:

• Use soft words and hard arguments. --
  English...
• Make Headlines!
  Use a corduroy pillow...
• Don't make use of another's mouth unless it has been leant to you.
  Belgian...
• He who has not yet reached the opposite shore should not make fun of him who is drowning.
  Guinean...
• They who know how to employ opportunities will often find that they can create them;
  and what we can achieve depends less on the amount...
• Back off man!
  Don't make me use this...
• Make sure all variables are initialized
  before use...
• Me hates peoples who don't use gooder
  English...