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If knowledge can create problems, it is not through ignorance that we can solve them.
现象是隐秘的本质所显现的外表。
The chemical industry has a responsibility to lead the way in reducing environmental impact.
The more a person limits himself, the more resourceful he becomes.
工资与就业之间的关系并不像某些模型所暗示的那样简单。
Certification standards are meaningless without rigorous enforcement.
Every artist dips his brush in his own soul, and paints his own nature into his pictures.