Kural - 868

No gracious gifts he owns, faults many cloud his fame;
His foes rejoice, for none with kindred claim

Explanation
He will become friendless who is without (any good) qualities and whose faults are many; (such a character) is a help to (his) foes.

Tamil Transliteration
Kunanilanaaik Kutram Palavaayin Maatraarkku
Inanilanaam Emaap Putaiththu.