善良是一种聋人能听、盲人能见的语言。
Kindness is the language which the deaf can hear and the blind can see.
The next generation will solve the problems we can’t.
分别时南飞的鸿雁刚刚北去，今日北归的大雁又已南飞
The trade-off between bias and variance is a fundamental concept in machine learning.
Be the change you wish to see in the world.