If you're passing the buck, don't ask for change.

I'm all in favor of keeping dangerous weapons out of the hands of fools. Let's start with typewriters.

Understanding the laws of nature does not mean that we are immune to their operations.

It's almost always dangerous to be right too soon.

Morality—like velocity—is relative. The determination of it depends on what the objects around you are doing. All one can do is measure one's position in relation to them; never can one measure one's velocity or morality in terms of absolutes.

I had always been fascinated by the whole idea that Australia was this different ecology and that when rabbits and prickly pears and other things from Europe were introduced into Australia, they ran amok.

I have a very simple philosophy of life: Kindness. Ferocious, unrelenting, ruthless, committed, passionate, kindness. Life is sacred everywhere. We all have better things to do than beat each other up. Arguing for the exception is to invest it with energy, it's to negotiate the loophole. The commitment to kindness must be total.