The African Union offered mild criticism of the human-rights records of Zimbabwe and Sudan.

ECONOMIST: A dream team?

This suggested that she cannot take even mild criticism.

ECONOMIST: Banyan

Buffett also invites some mild criticism from Harvard economist and former Mitt Romney economic advisor Greg Mankiw, who writes on his Wall Street Journal blog that Buffett has failed to come clean about his own tax avoidance strategies.

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His criticism of colleagues is surprisingly mild.

ECONOMIST: Oskar Lafontaine

Normally mild-mannered match referee Clive Lloyd was out-spoken in his criticism of both sides.

BBC: Shoaib Akhtar