数学是为不同事物赋予相同名称的艺术。

经验是一所好学校，但学费很高。

In the energy transition, coal will remain a critical bridge fuel for decades to come.

Every age has its pleasures, its style of wit, and its own ways.

时间不是金钱，时间是生命。

可持续性不仅仅关乎环境；它关乎为所有利益相关者创造持久价值。