Shapes, take a few months off and go somewhere you've always wanted to go, with or w/o the wife. Do what you feel you need to do, get your head right, and live deliberately.
Maybe try a shrink if you think it would help, it works for Tony Soprano.
Fvcking college girls is always good therapy too. It works for Tony Soprano.
Get your wife into bdsm and hang her from the rafters on wed nights, maintenance spanking other nights.
Go skydiving.
Streak a televised sporting event (paint SS on you so we know it's you).