In my experience, the difference between people who are successful at learning languages and people who are not is this: people who often give up approach learning languages with a couple of specific questions.

僕の経験では　語学を上手に学んでいる人と そうでない人には違いがあります　ある2つの疑問を持っていると人は よく語学学習への努力をやめてしまうんです