Every isolated passion, is, in isolation, insane; sanity may be defined as synthesis of insanities. Every dominant passion generates a dominant fear,… - Bertrand Russell

Again, in regard to actual human existence, I have found myself giving honour to those who feel its tragedy, who think truly about Death, who are oppressed by ignoble things even when they are inevitable; yet these qualities appear to me to militate against happiness, not only to the possessors, but to all whom they affect. And, generally, the best life seems to me one which thinks truly and feels greatly about human things, and which, in addition, contemplates the world of beauty and of abstract truths. This last is, perhaps, my most anti-utilitarian opinion: I hold all knowledge that is concerned with things that actually exist – all that is commonly called Science – to be of very slight value compared to the knowledge which, like philosophy and mathematics, is concerned with ideal and eternal objects, and is freed from this miserable world which God has made. [Utilitarians] have been strangely anxious to prove that the life of the pig is not happier than that of the philosopher – a most dubious proposition...

Love is wise; hatred is foolish. In this world, which is getting more and more closely interconnected, we have to learn to tolerate each other, we have to learn to put up with the fact that some people say things that we don't like. We can only live together in that way. But if we are to live together, and not die together, we must learn a kind of charity and a kind of tolerance, which is absolutely vital to the continuation of human life on this planet.

How much good it would do if one could exterminate the human race.