Be strict with yourself and forgiving of others. The reverse is hell for everyone.

Productivity is being able to do things that you were never able to do before.

【释义】：求学就像种树一样，春天赏玩它的花朵，秋天才能收获果实。  

你爱得越多，你就能爱得越多——而且你爱得越强烈。