As a matter of fact is an expression that precedes many an expression that isn't.

Fools rush in where wise men fear to trade.

The incompetent with nothing to do can still make a mess of it.

There are some men who in a fifty-fifty proposition insist on getting the hyphen too.

The modern child will answer you back before you've said anything.

Ignorance is the mother of research.

Television has changed the American child from an irresistable force to an immovable object.