history: I have seemingly gotten everything in life that I have wanted or needed.  I am quite happy with how things have turned out. I have seemingly gotten everything in life that I have wanted or needed. I am quite happy with how things have turned out. That's so great!  You seem quite content.
current: I am.  I have nothing to really complain about and am grateful for that!
next: That's so cool.  I think I would feel the same way, except I was dumb in my 20s and still have student debt!  lol