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The pursuit of mathematical knowledge is a journey that never ends.

學習數學的最好方法就是做數學。

兒童擅長在自由活動中建立規律。

The future belongs to those who can adapt while staying true to their core values.

The stranger is an element of the group itself, not unlike the poor and sundry 'inner enemies'—an element whose membership within the group involves both being outside it and confronting it.