On its website, the chancellor of Cambridge university released a statement regretting the man's behavior saying the university is a place for considerate argument and debate, not for shoe-throwing.

在剑桥大学官网上，该校校长对于该男子的行径表示遗憾，并称剑桥大学是理性争鸣和辩论的场所，不是掷鞋的地方。

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Tawfeeq, who occasionally visits the United States, was surprised to learn shoe throwing was not considered an offense in North America.

CNN: Why shoe throwing is 'incredibly offensive'

By tradition, throwing a shoe, is the most insulting act in the Arab world.

CNN: Shoe-throwing monument removed from Iraqi orphanage

Throwing a shoe at someone in the Muslim world is a patently insulting gesture.

CNN: Commentary: Throwing shoes doesn't help Iraq