Teeth placed before the tongue give good advice.

Ask advice only of your equals.

Don’t give cherries to pigs or advice to fools.

It’s a bad child who does not take advice.

When a thing is done, advice comes too late.

Never give advice in a crowd.

Hazard not your wealth on a poor man’s advice.

Listen to all, plucking a feather from every passing goose, but follow no one absolutely.

Advice should be viewed from behind.

Never ask a barber if you need a haircut.