Why people study the martial arts

People study martial arts for varying reasons. Some people wish to learn how to deal with a bully. Some wish to learn the martial arts for self-cultivation. Other people do it to be in a group.

For people who wish to learn to deal with a bully. An instructor, who isn't knowledgeable about the chi is just fine. Same goes for people who just want to be a "group".

Be for people who do martial arts for self-cultivation that doesn't really do. Let's face it, one can be a great martial arts instructor and never touch on "chi" or "chakra". You could be a great business person also without too. But for someone who wants something deeper...