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不耽误农业生产的季节,粮食就会吃不完;密网不下到池塘里,鱼鳖就会吃不完;按一定的季节入山伐木,木材就会用不完。
The key to a happy life is not in avoiding problems, but in learning how to deal with them effectively.
Coal isn't the problem - how we use it is. The solution lies in cleaner technologies and better utilization.