任何农场最好的肥料是农民的足迹。
No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.
The only way to make sense out of change is to plunge into it, move with it, and join the dance.
技术的诀窍在于如此安排世界,以至于我们不必去体验它。