Life is composed of lights and shadows,and we would be untruthful,insincere,and saccharine if we tried to pretend there were no shadows.

The purification of the soul is more important than the purification of the body.

你应该拥有的非常重要的东西是耐心。

Ignoring isn’t the same as ignorance, you have to work at it.

The greatest innovations are often the simplest.

真正的文学超越时间和空间。

追求数学知识是一场永无止境的冒险，充满了挑战、惊喜和解决不可解问题的满足感。

"The success of machine learning depends on the ability to balance the trade-off between bias and variance in the models we build."