在机器学习中，偏差和方差之间的权衡对于实现良好的泛化至关重要。

Sit down before fact as a little child, be prepared to give up every preconceived notion, follow humbly wherever and to whatever abysses nature leads, or you shall learn nothing.  

We are what we think. All that we are arises with our thoughts. With our thoughts, we make the world.

技术人要有敬畏之心，因为代码可以改变世界。

森林物种的多样性反映了商业思维所需的多样性。

释义：在富贵时，朋友无数；一旦遭遇困难，却无人帮助。