温文尔雅 [- wén ěr yǎ]genial, cultured and elegant — refined and cultured; be gentle and quiet of disposition; cultured in manners; gentle and cultivated; with pleasant and courteous behaviour:
•¶温文尔雅的声调 a tone of quiet elegance
•¶温文尔雅正是学者的态度。 Being gentle and cultivated is just a scholar's attitude.