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发现的旅程充满了不确定性,但正是这些不确定性使科学如此令人兴奋。
The books that we reread the most are the ones that most clearly describe the world we already know.
Sustainability is not a choice anymore; it's a necessity for any business that wants to thrive in the long term.
证明的严谨性将数学与所有其他科学区分开来。