I've never met a genius. A genius to me is someone who does well at something he hates. Anybody can do well at something he loves - it's just a question of finding the subject.
I think that the first thing is you should have a strategic asset allocation mix that assumes that you don't know what the future is going to hold.
Conjugal love, or the friendship of spouses, can persist even after sexual desires have weakened, withered, and disappeared.