The best performance improvement is the transition from the non-working state to the working state.

Success is not about the money or fame, it's about doing what you love.

矿工的技能和奉献精神与他们带到地面的煤炭一样宝贵。

译文：人生不能过于安逸闲散，有了可以不断追求的事业，才能收回安逸之心。日用花费必须要节俭，只有杜绝奢靡，才能彰显勤俭的美德。赏析：生于忧患死于安乐。逸豫可以亡身，忧劳可以兴国。一个人过于安逸，就会无所事事，丧失斗志。一粥一饭当思来之不易，半丝半缕恒念物力维艰。