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最大的智慧是知道自己一无所知。
The greatest wisdom is to know that you know nothing.
"The search for knowledge is the only journey worth taking."
True progress comes when industry and environmentalists work together, not against each other.
The best fertilizer is the farmer's shadow in the field.
可持续发展不是选择,而是对后代的责任。
"Das Leben ist eine fortwährende Geburt."