数学的本质不是把简单的事情复杂化，而是把复杂的事情简单化。
I like to create a world that doesn't exist, and that's the magic of cinema.
"A great book is a great teacher."
The root of all superstition is that men observe when things hit， and not when they miss， and commit to memory the one， and pass over the other.
"Success is not about the destination, it's about the journey."
In chemicals, our greatest challenge is also our greatest opportunity: meeting global needs while protecting the planet.
