Well, I was lucky enough to be involved in about 19 failures at an early age, so I'm realistic about the success I'm having and how quickly it can go away. What's important is to be smart about it.
You live in a deranged age, more deranged that usual, because in spite of great scientific and technological advances, man has not the faintest idea of who he is or what he is doing.
A man's character never changes radically from youth to old age. What happens is that circumstances bring out characteristics which have not been obvious to the superficial observer.
As winter strips the leaves from around us, so that we may see the distant regions they formerly concealed, so old age takes away our enjoyments only to enlarge the prospect of the coming eternity.