Opportunity never knocks twice at any man's door.

Bread always falls buttered side down.

Once bitten, twice shy.

Don't put new wine into old bottles.

You reap what you sow.

Shrouds have no pockets.

One swallow does not a summer make.

It takes one to know one.

An empty vessel makes much noise.

First things first.

First come, first served.

Different strokes for different folks.

If wishes were horses, beggars would ride.

Love is blind.

Money makes the world go round.

Less said, soon mended.

Time is money.

One law for the rich and another law for the poor.

The price of liberty is eternal vigilance.

Build a better mousetrap and the world will beat a path to your door.

No one can make you feel inferior without your consent.

Youth is wasted on the young.

Lightning never strikes twice in the same place.

Spare the rod and spoil the child.

Better safe than sorry.

What goes up must come down.

If you build it, they will come.

Nothing is certain but death and taxes.

Fools rush in where angels fear to tread.

Enough is as good as a feast.

A word to the wise is enough.

It's better to die on your feet than live on your knees.

A new broom sweeps clean.

Everyone is the architect of their own destiny.

Love will find a way.

Empty bags cannot stand upright.

If the cap fits, wear it.

There's no such thing as bad publicity.

Robbing Peter to pay Paul.

Let the buyer beware.

Wonders will never cease.

Let bygones be bygones.

Among the blind, the one-eyed man is king.

There's no such thing as a free lunch.

It's better to travel hopefully than to arrive.

Manners maketh the man.

Horses for courses.

Hope springs eternal.

Two heads are better than one.

Walnuts and pears you plant for your heirs.

Only fools and horses work.

To travel hopefully is a better thing than to arrive.

Let the punishment fit the crime.

Don't look a gift horse in the mouth.

If anything can go wrong, it will.

Attack is the best form of defence.

You can't unscramble a scrambled egg.

Accidents will happen.

What the eye doesn't see, the heart doesn't want.

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

To every thing there is a season.

Might is right.

There are two sides to every question.

Who pays the piper, calls the tune.

Share and share alike.

Bad news travels fast.

Only the good die young.

Children should be seen and not heard.

Out of sight, out of mind.

One good deed deserves another.

The end justifies the means.

Every man for himself, and the Devil take the hindmost.

Stupid is as stupid does.

Quid pro quo.

Fight the good fight.

Hindsight is twenty-twenty.

You can't teach an old dog new tricks.

If you play with fire, you will get burnt.

There's many a slip 'twixt cup and lip.

Every cloud has a silver lining.

Why keep a dog and bark yourself?

The customer is always right.

Blue are the hills that are far away.

Marriages are made in heaven.

Give someone enough rope and they will hang themself.

What goes around comes around.

It's better to light a candle than to curse the darkness.

A bad penny always turns up.

Speak softly and carry a big stick.

Keep your powder dry.

If you can't beat 'em, join 'em.

The best is the enemy of the good.

In the kingdom of the blind the one eyed man is king.

Charity covers a multitude of sins.

Live and learn.

He who fights and runs away, lives to fight another day.

Rome wasn't built in a day.

When one door shuts, another opens.

It's all grist to the mill.

Big fleas have little fleas upon their back to bite 'em.