As someone who has kids, wife, dogs, etc (and happy) -- I'm still envious of your ability to make ANY change you want w/o having to clear it with anyone. Just do it! :-)

Also, I highly encourage you to watch this Ken Burn FLW documentary. You'll see a guy who did his best work after he was 50:

https://www.amazon.com/Frank-Lloyd-Wright-Burns-Novick/dp/B0...