Grief is love's shadow.

The ultimate goal of machine learning is to make machines that can learn from experience and improve their performance over time.

作家的生活是一种怀疑的生活。

我相信我们都应该努力对世界产生积极的影响。

可持续林业不是成本，而是我们拥有的最明智的长期商业策略。