Thirukkural 288

அளவறிந்தார் நெஞ்சத் தறம்போல நிற்கும் களவறிந்தார் நெஞ்சில் கரவு.

Alavariṇthār nenjath taram pōl niṟkum Kaḷavariṇthār nenjil karavu.

In the hearts of those who know measure, virtue stands firm as earth. In the hearts of those who know theft, deceit finds lodging.