No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.

离散数学和连续数学之间的相互作用是一些最有趣的问题所在。

The past is not dead. It is not even past.

I'm not a girl who gives up easily. I fight for what I want.

消费者的信任是我们最宝贵的财富，我们必须珍惜。