"Change begins with the courage to question the status quo."
顾客永远是对的,我们必须倾听他们的声音。
最好带着某种激情的全部荣耀勇敢地进入另一个世界,而不是随着年龄的增长凄凉地褪色和枯萎。
Stay hungry, stay foolish.
Every mathematical problem is a puzzle waiting to be solved, and every solution is a step towards greater understanding.