Kural - 470

Plan and perform no work that others may despise;
What misbeseems a king the world will not approve as wise

Explanation
Let a man reflect, and do things which bring no reproach; the world will not approve, with him, of things which do not become of his position to adopt.

Tamil Transliteration
Ellaadha Ennich Cheyalventum Thammotu
Kollaadha Kollaadhu Ulaku.