You have to be comfortable with being uncomfortable if you want to make progress in mathematics.
今天种下的每一棵树都是对明天的承诺。
La plus perdue de toutes les journées est celle où l'on n'a pas ri.
【译文】 孔子说:“将知识默记在心,学习时,不感到满足;教人时,不感到疲倦,对我来说没什么问题。”
The ocean doesn't belong to us; we belong to the ocean.
The road of excess leads to the palace of wisdom.