I remember reading this paper in grad school, in 1976, and thinking that I was already hopelessly behind -- 6 years! And that I'd never catch up. Little did I r

I remember reading this paper in grad school, in 1976, and thinking that I was already hopelessly behind -- 6 years! And that I'd never catch up. Little did I realize that the amount I didn't know about this field would grow exponentially over time.