Who thrives on the intellect of others?

This puzzle proved to be a challenge for contestants, leaving them stumped.

The TV game show Quick as Lightning

is beloved by audiences for its high relaxation and stress-relief factor. Each episode features a series of questions covering a wide range of topics, from everyday knowledge to music, literature, and even clever puzzles. Players must employ their imagination to answer correctly.

In episode 5 of season 3, the program presented an intriguing question:

Who relies on the intellect of others for survival?

This question confounded contestants, with no one able to produce the correct answer. Some answers such as Director, citing the need for the intellect of employees, or Actor, needing a script from a screenwriter or direction from a director, were all incorrect. MC Trường Giang later hinted that a simpler approach was needed, as the character mentioned was remarkably ordinary and relatable.