Author: Alistair Brownlee
I was lucky enough to go to a school which gave flexibility around education and sport. We had a 1-hour, 30-minute lunch break, and were able to train during this time.
I don't know whether endurance sports attract obsessional people, or training for endurance sports makes people obsessional... it's the chicken and the egg.
It's good to put on some lube under your wetsuit, so I tend to use a lot of baby oil on my arms and legs. It stops you chafing and helps you get your wetsuit off after the swim.