Kural - 848

Advised, he heeds not; of himself knows nothing wise;
This man's whole life is all one plague until he dies

Explanation
The fool will not perform (his duties) even when advised nor ascertain them himself; such a soul is a.

Tamil Transliteration
Evavum Seykalaan Thaandheraan Avvuyir
Poom Alavumor Noi.