If we learn the art of yielding what must be yielded to the changing present, we can save the best of the past.
I have no regrets. I don't believe in looking back. What I am proudest of? Working really hard... and achieving as much as I could.
I have never heard anyone say This is it. I know right now is the high point of my life. It will never get any better. Only in retrospect do we recognize the best times and of course then it is too late.