The pursuit of mathematical truth is a deeply personal and profoundly universal endeavor.
The people who are crazy enough to think they can change the world are the ones who do.
人的手十分精细和复杂,它不仅使心灵得以展现,还能使人跟整个环境建立一段特殊的关系。
我们必须筑起勇气的堤坝,挡住恐惧的洪流。