The true teacher defends his pupils against his own personal influence. He inspires self-distrust. He guides their eyes from himself to the spirit that quickens him. He will have no disciple.

"We are all just walking each other home."

译文：做好事三年，外人很难知道，做坏事一天就会传遍十里八乡。赏析：人要做很多好事，或许才能积累一点好名声，但只需一件坏事就会让人身败名裂。所以，我们应该谨言慎行。

The beauty of mathematics lies in its ability to reveal hidden symmetries and truths.