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出自《抱朴子·博喻》。登高的人,要警惕的是爬高了会摔下来,渡深水的人,往往是因为船太重才出了祸。要适可而止,不要过于贪婪。
Profit and sustainability must go hand in hand; one cannot exist without the other.
Survival can be summed up in three words – never give up. That’s the heart of it really. Just keep trying.