I have come to realise that men are not born to be free.

成功的畜牧养殖关键在于平衡生产效率和动物福利。

The great thing about being old is that you don’t have to worry about the future.

In machine learning, the trade-off between bias and variance is crucial for achieving good generalization.

书籍是连接我们与未来的桥梁。