If we pursue our habit of eating animals, and if our neighbour follows a similar path, will we need to go to war against our neighbour to secure greater pasturage, because ours will not be enough to sustain us, and our neighbour will have a similar need to wage war on us for the same reason.

One ought not to return injustice, nor do evil to anybody in the world, no matter what one may have suffered from them.

When the debate is lost, slander becomes the tool of the loser.

Once made equal to man, woman becomes his superior.

Think not those faithful who praise all thy words and actions, but those who kindly reprove thy faults.

'Wars, factions, and fighting,' said Socrates as he looked forward from his last hour, 'have no other origin than this same body and its lusts... We must set the soul free from it; we must behold things as they are. And having thus got rid of the foolishness of the body, we shall be pure and hold converse with the pure, and shall in our own selves have complete knowledge of the Incorruptible which is, I take it, no other than the very truth.

You never know a line is crooked unless you have a straight one to put next to it.