Kural - 656

Though her that bore thee hung'ring thou behold, no deed
Do thou, that men of perfect soul have crime decreed

Explanation
Though a minister may see his mother starve; let him do not act which the wise would (treat with contempt).

Tamil Transliteration
Eendraal Pasikaanpaan Aayinunj Cheyyarka
Saandror Pazhikkum Vinai.