Kural - 987

What fruit doth your perfection yield you, say!
Unless to men who work you ill good repay

Explanation
Of what avail is perfect goodness if it cannot do pleasing things even to those who have pained (it) ?.

Tamil Transliteration
Innaasey Thaarkkum Iniyave Seyyaakkaal
Enna Payaththadho Saalpu.