【明報專訊】上次提到 "In some way, he is a nice person, but in other ways, he is not." 一句沒有問題，但 "On the one hand, he is a nice person, but on the other hand, he is not." 一句矛盾，令人摸不着頭腦。可見 on the one hand ... on the other hand 這句型雖然是用來表達對比（contrast），卻不可把兩個截然相反（contradictory）的意思寫上去。因此，雖然剛才那一句不成立，下面一句卻沒有問題：