过去是你记得的、想象你记得的、说服自己记得的或假装记得的东西。

Agricultural research requires enduring loneliness and withstanding failures.

The more acute the experience, the less articulate its expression.

In chemicals, our greatest challenge is also our greatest opportunity: meeting global needs while protecting the planet.

圣人不期望完全效法古代，不墨守一成不变的旧规。