可持续发展始于小步，但需要大视野。
Sustainability starts with small steps, but requires big vision.
Gratitude is a simple practice that can have profound effects on your well-being.
The Internet is a powerful tool for education, communication, and collaboration.
As Will Rogers would have said, "There is no such thing as a free variable."
The most important property of a program is whether it accomplishes the intention of its user.
The concept of enlightenment is bound up with the concept of emancipation.
不要只追逐金钱，追求卓越，金钱自会跟随。