Multiple choice general knowledge A quick temper will make a fool of you soon enough. Muhammad Ali Jackie Chan Bruce lee sylvester stallone Reveal answer Fill a bubble to check yourself C Correct answer Explanation Bruce Lee, the legendary martial artist and actor, often spoke about emotional discipline and the dangers of losing one's temper. Muhammad Ali was a boxer, Jackie Chan is an actor/stunt performer, and Sylvester Stallone is an actor known for Rocky.