It takes a thief to catch a thief.

If you can't be good, be careful.

Enough is enough.

To err is human; to forgive divine.

A leopard can't change its spots.

Be careful what you wish for. You might just get it.

A place for everything and everything in its place.

Physician, heal thyself.

Live and let live.

The truth will out.

Haste makes waste.

Quid pro quo.

Make love not war.

Ashes to ashes; dust to dust.

Work expands so as to fill the time available.

The customer is always right.

A good beginning makes a good ending.

The leopard does not change his spots.

Fire is a good servant but a bad master.

Attack is the best form of defence.

Handsome is as handsome does.

The best is the enemy of the good.

It's better to be poor and healthy, than sick and wealthy.

Don't get mad, get even.

If the mountain won't come to Muhammad, Muhammad must go to the mountain.

Get out while the getting is good.

One swallow does not a summer make.

Every picture tells a story.

It goes without saying.

Give the Devil his due.

Don't rock the boat.

Seize the day.

Wonders will never cease.

The more the merrier.

A problem shared is a problem halved.

There's an exception to every rule.

All things must pass.

Cold hands, warm heart.

Put your shoulder to the wheel.

They that sow the wind, shall reap the whirlwind.

Forewarned is forearmed.

Speak as you find.

The wages of sin is death.

Two is company, but three's a crowd.

A drowning man will clutch at a straw.

Each to their own.

Blood is thicker than water.

Keep your chin up.

Give a man a fish, feed him for a day. Teach a man to fish, feed him for a lifetime.

No rest for the wicked.

Into every life a little rain must fall.

There's one born every minute.

Money isn't everything.

Don't sweat the small stuff.

March winds and April showers bring forth May flowers.

Don't spoil the ship for a ha'porth of tar.

While the cat's away, the mice will play.

It's no use crying over spilt milk.

One hand washes the other.

Everyone wants to go to heaven but nobody wants to die.

Discretion is the better part of valour.

If you can't stand the heat get out of the kitchen.

No news is good news.

Misery loves company.

A ship in the harbour is safe, but that is not what a ship is for.

Revenge is a dish best served cold.

Like father, like son.

The whole is greater than the sum of the parts.

April showers bring forth May flowers.

Tomorrow is another day.

Never look a gift horse in the mouth.

You reap what you sow.

Put your best foot forward.

To the victor go the spoils.

Don't wash your dirty linen in public.

You are never too old to learn.

The best defence is a good offence.

All that glitters is not gold.

Softly, softly, catchee monkey.

Don't teach your Grandma to suck eggs.

He that goes a-borrowing, goes a-sorrowing.

Even a worm will turn.

Money talks.

Don't cast pearls before swine.

Those who can, do. Those who can't, teach.

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

You can't make a silk purse out of a sow's ear.

Barking dogs seldom bite.

As you sow, so you shall reap.

You can't see the forest for the trees.

Mighty oaks from little acorns grow.

Absence makes the heart grow fonder.

What can't be cured must be endured.

Finders keepers, losers weepers.

Parsley seed goes nine times to the Devil.

The road to hell is paved with good intentions.

Big fish eat little fish.

Rome wasn't built in a day.

Let bygones be bygones.

Ignorance is bliss.