Dressing well means you have to be always properly dressed and tidy. You dress yourself with a big smile when you wake up in the morning and the last thing before you go to bed.
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这就是Susan,一个交流和善、意思清晰、对对那些会让别人热血沸腾的事情上古怪有趣的一个人。
That was Susan, communicating kindly, clearly, and drolly about something that would have made anyone else's blood boil.
But people all over the world agree that being well-mannered really means being kind and helping others, especially those older or weaker than ourselves.