这时，哈默尔拿起一本法语语法书开始教书。

Hamel now picked up a French grammar book and started to teach.

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这个理念，首次在《哈佛商业评论》的一篇文章中提出，后来扩展成哈默与詹姆斯•钱皮——一家咨询公司CSC指数的创始人共同撰写的一本书。

The idea, first propounded in an article in Harvard Business Review, was later expanded into a book that Hammer wrote with James Champy, the founder of CSC Index, a consulting firm.

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