After writing an article on the principles of self-defense, I was inundated with emails and Internet comments—many of which came from experts in the field. The response was very supportive, and I haven’t found anything of substance to amend in my original essay. However, I did take one criticism to heart: I don’t know enough about Brazilian jiu-jitsu (BJJ).
I am now doing my best to rectify that problem. What follows is the first installment of what (I hope) will be an ongoing journal of my progress in BJJ. I suspect that many readers of this blog have no interest in the martial arts and will consider this an unfortunate departure from my main areas of competence. I am convinced, however, that training in BJJ offers a powerful lens through which to examine some primary human concerns—truth v. delusion, self knowledge, ethics, and overcoming fear. I hope some of you bear with me.
Continue reading here: http://www.samharris.org/blog/item/the-pleasures-of-drowning