Paul R. Ehrlich

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

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

The National Academy of Sciences would be unable to give a unanimous decision if asked whether the sun would rise tomorrow.

The first rule of intelligent tinkering is to save all the parts.

We're one of the most highly regulated industries, and we have to pay attention to what government is doing.