Bob Harper

Since I started CrossFit, I've read and heard about the critics talk about how unsafe it is, and my only response to that is any form of exercise can be unsafe if you don't have the proper coaching, education and guidance.

As someone who came to New York in the 1970s, I was, like so many of my friends, a certified member of what we now call the 99 percent - and I was a lot closer to the bottom than to the top of that 99 percent. At some point during the intervening years, I moved into the 1 percent.

If a man made himself an expert in any particular branch of human activity, there would result the strong tendency that a peculiar aptitude towards the same branch would be found among some of his descendants.