The greatest obstacle to learning is teaching the answer.
"Isn't the biggest obstacle to learn that [I'll give you the answer. Because it permanently robs you of the Opportunity to find answers yourself. I believe the only way for one to learn is to think logically and find answer for oneself. In order to get people to think, the imperative form of "! mark in the imperative form is much better than the question mark "? mark is much better" (Eliyahu Goldratt). ---
This page is auto-translated from /nishio/学ぶことの最大の障害は答えを教えること. If you looks something interesting but the auto-translated English is not good enough to understand it, feel free to let me know at @nishio_en. I'm very happy to spread my thought to non-Japanese readers.