We know a lot nowadays about how to extrapolate from rats to people, but we don't only have to rely on that. In a sense we've made ourselves into experimental animals. There are too many of us, too crowded, in an environment we've poisoned with our own-uh-byproducts. Now when this happens to a wild species, or to rats in a lab, the next generation turns out weaker and slower and more timid. This is a defense mechanism.

If the evidence says you’re wrong, you don’t have the right theory. You change the theory, not the evidence.

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Next, the stalled cars had their windows opaqued with a cheap commercial compound used for etching glass, and slogans were painted on their doors. Some were long: THIS VEHICLE IS A DANGER TO LIFE AND LIMB. Many were short: IT STINKS! But the commonest of all was the universally known catchphrase: STOP, YOU'RE KILLING ME!

In an age when we have more choice than ever before, more mobility, more information, more opportunity to fulfill ourselves, how is it that people can prefer to be identical?