Alphabetical List. Proverbs and Quotes starting from O

Oaks may fall when reeds take the storm.

Oil and water do not mix.

Old fish and young flesh feed men best.

Old friends and old wine are best.

Old friends and old wine are best.

Old friends and wine are best.

Old habits die hard.

Old sins cast long shadows.

Old soldiers never die, they just fade away.

On cloud nine.

On second thoughts.

On the crest of a wave.

On the Turf all men are equal, and under it.

Once a thief, always a thief.

Once a word leaves your mouth, you cannot chase it back even with the swiftest horse.

Once bitten twice shy.

Once in a blue moon.

Once seen never forgotten.

One beats the bush, another takes the bird

One can lead a horse to the water but can not make him drink.

One cannot quarrel without an opponent

One doctor makes work for another.

One does not wash one’s dirty linen in public.

One false move may lose the game.

One father is more than a hundred schoolmasters.

One foolish sheep will lead the flock

One good action excuses a dozen bad ones.

One good turn deserves another

One hand washes the other.

One hour’s sleep before midnight is worth two hours after.

One in a million.

One law for the rich and another for the poor.

One mans junk is another man's treasure.

One mans loss is another mans gain.

One man's meat is another man's poison.

One man's trash is another man's treasure.

One might as well be hanged for a sheep as a lamb.

One must suffer to be beautiful.

One of these days is none of these days.

One picture is worth a thousand words.

One rotten apple spoils the barrel.

One swallow doesn't make a summer.

One thing after another.

One today is worth two tomorrow.

One volunteer is worth ten pressed men.

One who believes in Sword, dies by the Sword .

One who has the reputation of an early riser may safely lie in bed until noon.

One year's seeding makes seven years weeding.

Only fools and horses work.

Only mad dogs and Englishmen go out in the midday sun.

Only real friends will tell you when your face is.

Only the good die young.

Only time will tell.

Only when all contribute their firewood can they build up a strong fire.

Open confession is good for the soul.

Opportunities always look bigger going than coming.

Opportunity makes a thief.

Opportunity only knocks once.

Opportunity seldom knocks twice.

Opposites attract.

Out of sight, out of mind.

Out of the blue.

Out of the frying pan into the fire.

Out of the mouth comes evil Out of the mouth comes evil.

Out of the mouths of babes and sucklings.

Over greedy man, over wrathful woman will never flourish .

Over the moon.