This sentence is a high generalization of Bruce Lee's martial arts methods, which means that there is no law and infinity is limited. The whole sentence means that everything has a finite and infinite side and needs everyone's control. In a limited space or time, you can create infinite things, that is, everything has a limited and infinite side, both good and bad. As long as you master the limited side, then you can use good and bad, everything is everything.
Extended data
July 20th is the anniversary of the death of Bruce Lee, a martial arts master. There is a sentence on the base of his tombstone in Seattle, "Take the impossible as the law and the infinite as the limit".
This passage summarizes Bruce Lee's understanding of Wushu and the philosophical significance of Jeet Kune Do. Its core spirit is: attack is the best defense and the simple expression concept of Jeet Kune Do; Practical, simple and quick, all actions aim at practicality and victory. In today's society, it is of great practical significance to re-understand Li's chivalrous spirit for advocating nature, liberating personality and truly expressing himself.