This concept is reflected in various proverbs, sayings, and even philosophical ideas throughout history, making it difficult to pinpoint one specific origin.
Here are some similar sayings that express a similar idea:
* "The less you know, the more you show."
* "Empty vessels make the most noise."
* "True wisdom is not a display, but a quiet strength."
Ultimately, the phrase "The more you know, the less you need to show" is a timeless adage that resonates with people across cultures and generations.