Here are some more of his gems: 

I'd kill for a Nobel Peace Prize.

Borrow money from pessimists - they don't expect it back.

Half the people you know are below average.

99% of lawyers give the rest a bad name.

42.7% of all statistics are made up on the spot.

A conscience is what hurts when all your other parts feel so good.

A clear conscience is usually the sign of a bad memory.

If you want the rainbow, you gotta put up with the rain.

All those who believe in psychokinesis, raise my hand.

The early bird may get the worm, but the second mouse gets the cheese.

I almost had a psychic girlfriend, but she left me before we met.

OK, so what's the speed of dark?

How do you tell when you're out of invisible ink?

If everything seems to be going well, you have obviously overlooked something.

Depression is merely anger without enthusiasm.

When everything is coming your way, you're in the wrong lane.

Ambition is a poor excuse for not having enough sense to be lazy.

Hard work pays off in the future: Laziness pays off now.

I intend to live forever - so far, so good.

If Barbie is so popular, why do you have to buy her friends?

Eagles may soar, but weasels don't get sucked into jet engines.

What happens if you get scared half to death twice?

My mechanic told me, "I couldn't repair your brakes, so I made your horn louder."

Why do psychics have to ask you for your name?

If at first you don't succeed, destroy all evidence that you tried.

A conclusion is the place where you got tired of thinking.

Experience is something you don't get until just after you need it.

The hardness of the butter is proportional to the softness of the bread.

To steal ideas from one person is plagiarism; to steal from many is research.

The problem with the gene pool is that there is no lifeguard.

The sooner you fall behind, the more time you'll have to catch up.

The colder the x-ray table, the more of your body is required to be on it.

The fire proved to be more than the small town fire department could handle, so someone suggested that a rural volunteer fire department be called.

The volunteer fire department arrived in a dilapidated old fire truck. They drove straight towards the fire and stopped right in the middle of the flames. The volunteer firemen jumped off the truck and frantically started spraying water in all directions...

Soon they had snuffed out the center of the fire, dividing the flames into two easily controllable parts.

Now the farmer was so impressed with the volunteer fire department's work and so grateful that his farm and crops had been spared, that he presented the volunteer fire department with a check for $1000.

A local news reporter asked the volunteer fire captain what the department planned to do with the funds. "That should be obvious," he responded, "the first thing we're gonna do is get the brakes fixed on that stupid fire truck!!"