The world began without man, and it will end without him.

The less a man knows about the past and the present, the more insecure must prove to be his judgment of the future.

I’ve seen the future, brother; it is murder.

I don’t try to describe the future. I try to prevent it.

As natural selection works solely by and for the good of each being, all corporeal and mental endowments will tend to progress toward perfection.