Kural - 440

If, to your foes unknown, you cherish what you love,
Counsels of men who wish you harm will harmless prove

Explanation
If (a king) enjoys, privately the things which he desires, the designs of his enemies will be useless.

Tamil Transliteration
Kaadhala Kaadhal Ariyaamai Uykkirpin
Edhila Edhilaar Nool.