The test of a man or woman's breeding is how they behave in a quarrel.
做数学就是与宇宙对话,寻找我们甚至可能还不知道如何提出的问题的答案。
"Silence is not always agreement, sometimes it's just exhaustion."
The best companies are those that solve real problems for real people.
The past is never truly past; it lives inside us.