常识告诉我们，一个试图征服我们的国家是所有国家中最不适合保卫我们的。

幸福是一种幻觉，是我们追逐但从未真正抓住的短暂瞬间。

The mind is a system of coordinated activities.

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

纪律是目标与成就之间的桥梁。