Obedience is the first duty of a soldier.
Observation is the best teacher.
Offense is the best defense.
Old friends and old wines are best.
Old sin makes new shame.
Once a man and twice a child.
Once a thief, always a thief.
Once bitten, twice shy.
One boy is a boy, two boys half a boy, three boys no boy.
One cannot put back the clock.
One eyewitness is better than ten hearsays.
One false move may lose the game.
One good turn deserves another.
One hour today is worth two tomorrow.
One mans fault is other mans lesson.
One never loses anything by politeness.
One swallow does not make a summer.
Ones words reflect ones thinking.
Out of debt, out of danger.
Out of office, out of danger.
Out of sight, out of mind.
Patience is the best remedy.
Penny wise, pound foolish.
Plain dealing is praised more than practiced.
Please the eye and plague the heart.
Pleasure comes through toil.
Pour water into a sieve.
Practice makes perfect.
Praise is not pudding.
Praise makes good men better, and bad men worse.
Prefer loss to unjust gain.
Prevention is better than cure.
Pride goes before, and shame comes after.
Promise is debt.
Proverbs are the daughters of daily experience.
Pull the chestnut out of fire.
Put the cart before the horse.
Put your shoulder to the wheel.
Reading enriches the mind.
Reading is to the mind while exercise to the body.
Respect yourself, or no one else will respect you.
Rome is not built in a day.
Saying is one thing and doing another.
Seeing is believing.
Seek the truth from facts.
Send a wise man on an errand, and say nothing to him.
Set a thief to catch a thief.
Short accounts make long friends.
Something is better than nothing.
Soon learn, soon forgotten.
Soon ripe, soon rotten.
Speech is silver, silence is gold.
Still water run deep.
Strike the iron while it is hot.
Success belongs to the persevering.