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最成功的公司是那些能够适应不断变化的市场条件的公司。
All behavior is ultimately reducible to physical and chemical processes.
The only thing that separates successful people from the ones who aren't is the willingness to work hard.
试图在不激发学生学习欲望的情况下进行教学的老师,就像在冷铁上敲打。