Strew no roses before swine.

Related:

• Strew on her roses, roses, And never a spray of yew!
  In quiet she reposes; Ah, would that I did too! ...
• A handfull of patience is worth a bushel of brains.
  Dutch...
• A little pot boils easily.
  Dutch...
• Little pots soon run over.
  Dutch...
• When two quarrel, both are to blame.
  Dutch...
• Age before beauty; and pearls before swine. -
  Dorothy...
• He who undertakes too much seldom succeeds. --
  Dutch...
• Better to lose the anchor than the whole ship.
  Dutch...