The capacity to be alone is the capacity to love. It may look paradoxical to you, but it's not.

关于外行编程的最好的书是；但这是因为对于外行来说这是最好的书。

The great thing is to be in love with life.

我不计算练习的时间，而是让时间有价值。

几何学是关于永恒存在的知识。