To grant all a man's wishes is to take away his dreams and ambitions. Life is only worth living if you have something to strive for. To aim at.
Sometimes human nature can leave you looking just a little shamefaced.
The bone won't come to the dog. It's the dog that goes to the bone.
Philosophy begins when you don't know where to look for an answer.
When you get a cat to catch the mice in your kitchen, you can't expect it to ignore the rats in the cellar.
When something needs to be said, you look for a man to say it. But when something needs actually to be done, you look for a woman.