Like they say, hind sight is 20/20. Those hard experiences of break ups in the long term were a good thing. Been there and done that...

As you become older, although not always the wiser, you tend to have friends with similar interests. Billionaires tend to hang out with billionaires because they have interests in common, same for the middle class folks and even those with even less. It's sad that money and class separate so much as people, but they always have and always will...

As for being older as well, physical limitations really suck. As do genetic diseases that we were destined to develop even as an embryo. All we can do is make the best of it I suppose and just be glad we are somewhat wiser than we were as younger foolish men.