All great humorists are sad... I cannot help seeing beyond the tinsel of humour, and recognising the pitiful basis of jest - the world is indeed comic, but the joke is on mankind.
Peace has a great deal to do with warm-heartednes s and respect for the lives of others, avoiding doing them harm and regarding their lives as being as precious as our own. If, on that basis, we can also be of help to others, so much the better.