dynamites come in small packages
Definition:  the character of a person cannot be judged by solely relying on his or her clothing and external appearance
Usage:  Vincent always seemed so professional, I cannot believe he was arrested for fraud – well, I guess clothes do not make the man

SEPEDI
Translation:  dithuthupi di tla ka diphuthelwana tše di nnyane
Proverb: serokolo se sennyane se ikokeletša ka monkgo

XITSONGA
Translation:  swibuluki swi ta hi swiphaketana
Proverb: u nga tsemi nkuwa hi ku kala swiluva

TSHIVENḒA
Translation:  zwithuthubi zwi ḓa nga zwiputo zwiṱuku
Proverb: u songo vhona tsimba yo ṋnaiwa wa ri ndi lukhohe