In the information age, the barriers [to entry into programming] just aren't there. The barriers are self imposed. If you want to set off and go deve… - John Carmack

I think a lot of people may take some heart from this: a lot of the math, the heavy math in projective geometry, [...] took me a long time. There were many many years, a decade, when I was considered this graphics guru genius, when I really couldn't do from scratch [...] the mathematics that underpins a lot of that. But slowly, eventually, with a couple decades of experience, most of it did eventually sink in on me.

Honestly, I spend very little time thinking about past events, and I certainly don't have them ranked in any way. I look back and think that I have done a lot of good work over the years, but I am much more excited about what the future holds.

I was sort of an amoral little jerk when I was young. I was arrogant about being smarter than other people, but unhappy that I wasn't able to spend all my time doing what I wanted. I spent a year in a juvenile home for a first offense after an evaluation by a psychologist went very badly.