In pushing other species to extinction, humanity is busy sawing off the limb on which it perches.

To err is human, but to really foul things up you need a computer.

By 1985 enough millions will have died to reduce the earth's population to some acceptable level, like 1.5 billion people.

The mother of the year should be a sterilized woman with two adopted children

In ten years [i.e., 1980] all important animal life in the sea will be extinct. Large areas of coastline will have to be evacuated because of the stench of dead fish.

There are substitutes for oil; there is no substitute for fresh water.

I would take even money that England will not exist in the year 2000.

Anyone who opposes methods to control the birth rate, is automatically voting in favour having the death rate go up.

Actually, the problem in the world is that there are too many rich people.

People have to decide, first of all, how they'd like to live, and how secure they want to be from disaster. After that, scientists can help determine what would be necessary to achieve that.

I see harm reduction as a way of engaging people as part of that path to recovery.

It's paradoxical that the idea of living a long life appeals to everyone, but the idea of getting old doesn't appeal to anyone.

Obstacles are things a person sees when he takes his eyes off his goal.

We glorify God when we appreciate humans

My grandma always said that God made libraries so that people didn't have any excuse to be stupid.

Most of the trouble in this world has been caused by folks who can't mind their own business, because they have no business of their own to mind, any more than a smallpox virus has.

Well, when I was younger, I lied all the time, because once you understand the power of lying, it's really like magic because you transform reality for people.

I'm English. I can't accept happiness that easily. There's got to be a trick in there somewhere.

Conducting a creativity audit can be very illuminating because it can tell you how the process is working internally and against the competition.

People first. Dogs second. Things last.

Both sides of the aisle - Republican and Democrat - have been unwilling and afraid to address the deficit, and someone's got to.