The centenary is not merely a celebration of formulas or theorems, but of the human spirit that animates them.

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Arsenal will be without Robin van Persie and Johan Djourou for a few weeks., 范佩西和朱鲁将继续缺席几个星期。

When you are in school or college, the typical advice still echoes: engineer, doctor, chartered accountant, bank job, or managerial track.