观天之神道，而四时不忒。圣人以神道设教，而天下服矣。
释义：观察天下的造化之道，四季周而复始不变，圣人能够体认到这种玄妙的道理并用以教化众生，从而为人民所使用。
仇恨是一种诅咒，它不会影响被仇恨的人，只会毒害仇恨别人的那个人。把仇恨当作一种毒药吧。
The most important resource in any economy is its people.
"The future is not a place we are going, but a place we are creating."
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.