In scientific work, those who refuse to go beyond fact rarely get as far as fact.
注释：杜绝不良嗜好和欲望，这样才能免除负累。抑制不合理的行为，减少邪恶的行径，这样可以避免过失。远离酒色，这样才能保持自身清白。
唯一真正的监狱是我们为自己建造的监狱。
现在是唯一没有尽头的东西。
Technology in forestry should serve nature, not conquer it.
Active management is a negative-sum game before costs and a loser's game after costs.
User thinking is more important than traffic thinking.
The only thing that really matters is, are you a good person?