不经风雨，长不成大树；不受百炼，难以成钢。
Not through wind and rain, not the tree long; the refined, it is difficult to produce.
不经历风雨，长不成大树，不受百炼，难以成钢。
Do not experience wind and rain, not a tree length, from Bai Lian, difficult to steel.
不经历风雨，长不成大树；不受百炼，难以成钢。
Do not experience wind and rain, not the tree long; the refined, it is difficult to produce.
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