Should it be the case that we ever meet at sea, and that you are in a pickle and need urgent help, please, please remind me that, contrary to my impulse, I should let natural selection take its fatal course.

You are a selfish bastard trying to rationalize stinginess as a philosophical attitude. That kid that you do not help today may be the one that saves your family tomorrow. That 's why collaborative societies prosper and selfish ones perish. But you'll never get it.