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general::
Phrase(s): First impressions are the most lasting.
Prov. People will remember the way you appear when you first meet them, so it is important to look and act your best when you meet someone for the first time. • George spent two hours picking just the right clothes to wear when he met the head of the law firm, since he knew that first impressions are the most lasting.
McGrawhill's American Idioms And Phrasal Verbs