The competitor to be feared is one who never bothers about you at all, but goes on making his own business better all the time.

每个个体改善自身状况的自然努力，当在自由和安全的情况下得以发挥时，是如此强大，以至于它不仅能够独自，不受任何协助，推动社会走向富裕和繁荣，而且能够克服往往由愚蠢的人类法律造成的百般妨碍。

"Memory is the only paradise from which we cannot be expelled."

The most common form of despair is not being who you are.

There is no God higher than truth.

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

阅读是一种自由的行为。