"I don't understand" is to relate to "I don't know", of which something along the lines of this is said: "He who asks a question may look like a fool once, but

"I don't understand" is to relate to "I don't know", of which something along the lines of this is said: "He who asks a question may look like a fool once, but he who keeps his question to himself will stay a fool for the rest of his life." Result-driven teaching in our societies fuels the natural fear of failure and of the look of your peers, when proper teaching should result in driving curiosity through one's own recognition of not knowing something as being a positive thing.