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Never stop learning because the world never stops changing.
永远不要停止学习,因为世界永远不会停止变化。
"The best way to predict the future is to invent it."
Truth is arrived at through rational reflection and observation of the natural world.
The actions of men are the best interpreters of their thoughts.
"The dead are always with us, and we are always with them."
我们必须在能源安全需求和减排的迫切性之间取得平衡。