Profit and sustainability must go hand in hand; one cannot exist without the other.

War is an ugly thing， but not the ugliest of things: the decayed and degraded state of moral and patriotic feeling which thinks that nothing is worth a war， is much worse.

The most important property of a program is whether it accomplishes the intention of its user.

We are survival machines – robot vehicles blindly programmed to preserve the selfish molecules known as genes.

Success is not final, failure is not fatal: It is the courage to continue that counts.