If you are going into martal arts make sure the school is not a "fast-food" martal arts school. There is a differance in school quality. That is one of the resons I chose the martal arts school I am in.

It takes determination and it would also help if you enjoy it... Go figure.

If you want to be a ninja, you can just go to askaninja.com and see if he can awnser any of your questions. ^^