You gotta learn to crawl before you can walk, and walk before you can run.
"The grind never stops."
释义:跟交情浅的朋友说过深的话题,是愚蠢的;生活贫困的人总是希望得到富贵者的施舍,是糊涂的;没有取得他人的信任就进献忠言,会被误解为批评。