Kural - 1322

My 'anger feigned' gives but a little pain;
And when affection droops, it makes it bloom again

Explanation
His love will increase though it may (at first seem to) fade through the short-lived distress caused by (my) dislike.

Tamil Transliteration
Ootalin Thondrum Sirudhuni Nallali
Vaatinum Paatu Perum.