What you really want to do in investments is figure out what's important and knowable. If it's unimportant or unknowable you forget about it.
Warren BuffettIn that, we agreed with Andrew Carnegie, who said that huge fortunes that flow in large part from society should in large part be returned to society. In my case, the ability to allocate capital would have had little utility unless I lived in a rich, populous country in which enormous quantities of marketable securities were traded and were sometimes ridiculously mispriced. And fortunately for me, that describes the U.S. in the second half of the last century.
Warren Buffett