水，涌出，自然地流淌；至人的德行，不需着意修炼，万物自会随附。就像天自然高，地自然厚，日月自然明，何需修行！

互联网正在成为明日地球村的广场。

教室是一个知识和权力相交的争议空间。

"Life on a lifeboat isn't much of a life. It is like an end game in chess, a game with few pieces. The elements couldn't be more simple, nor the stakes higher."

我们不是从经验中学习……我们是从对经验的反思中学习。