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The concept of infinity is not just a mathematical abstraction, but a physical reality.
无限的概念不仅仅是一个数学抽象,而是一个物理现实。
Old minds are like old horses; you must exercise them if you wish to keep them in working order.
领导力在于激励他人实现他们认为不可能的事情。
"The world is a book, and those who do not travel read only one page."
The wild is a place of extremes. To survive, you have to embrace both the highs and the lows.