Kural - 927

Who turn aside to drink, and droop their heavy eye,
Shall be their townsmen's jest, when they the fault espy

Explanation
Those who always intoxicate themselves by a private (indulgence in) drink; will have their secrets detected and laughed at by their fellow-townsmen.

Tamil Transliteration
Ullotri Ulloor Nakappatuvar Egngnaandrum
Kallotrik Kansaai Pavar.