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I think goals should never be easy, they should force you to work, even if they are uncomfortable at the time.
The most important thing in a database is the schema.
译文:不要因为很小的善事就不去做,也不要因为很小的恶事就去做。赏析:善事虽小,时间久了能提高人的品质。恶事虽小,但时间久了就会败坏人的品行。