他用不着去医院，去了只是想让自己放心点。（北美英语）
He didn't need to go to hospital, but he went just to reassure himself.
他本不必去医院的，去了只是想让自己放心点。（英国英语意为“他做了不需要做的事”）
He needn't have gone to hospital, but he went just to reassure himself.
那些想让自己听起来明智的专家喜欢警告不要一概而论。
Pundits who want to sound judicious are fond of warning against generalizing.
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