Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

The causal approach is about understanding the mechanisms that generate the data.

The ultimate meaning to which all stories refer has two faces: the continuity of life, the inevitability of death.

设计不仅仅是外观和感觉，设计关乎如何运作。

他们离开后，你的生活就空了。你应该再度向前，但你已忘了如何迈步。因为长久以来，都没有人叫你动。你自己也忘了要动。

It’s thrilling to be extremely polite to rude strangers.

造纸行业有责任引领可持续实践，我们不能等待别人来教我们怎么做。