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在科学中,我们试图解释我们不理解的事物。在数学中,我们试图理解我们无法解释的事物。
Buying tools: Start by buying the absolute cheapest tools you can find. Upgrade the ones you use a lot. If you wind up using some tool for a job, buy the very best you can afford.
Innovation in the gas sector must balance immediate needs with long-term sustainability goals.