7.Â
In 1970, Bruce Lee injured his back, and the doctors advised him to stop practicing kung fu. However, Bruce Lee, in order to prove the doctors wrong, recovered and became stronger and faster.
8.
It was against the law to teach martial arts to non-Chinese people. In 1964, Bruce Lee fought Wong Jack Man, and according to the agreement, if Lee loses, he will stop teaching kung fu to non-Chinese.