Probably most stupid thing was that I believed I had to do everything while still in my 20's. Now that I'm entering the year of 30 later this year, I came to re

Probably most stupid thing was that I believed I had to do everything while still in my 20's. Now that I'm entering the year of 30 later this year, I came to realize that most productive period is ahead of me, for the next 30 or so years.