“We have to practice defensive investing, since many of the outcomes are likely to go against us. It’s more important to ensure survival under negative outcomes than it is to guarantee maximum returns under favorable ones.”
I joined a Judo dojo (club) in Jacksonville Beach Florida last year and I've been enjoying it ever since.
While there are really great throws in high level competition, not everyone is going "full bore" when they practice Judo. There are all kinds of levels.