குறள் 417
பிழைத் துணர்ந்தும் பேதைமை சொல்லா ரிழைத்துணர்ந்
தீண்டிய கேள்வி யவர்.

Stanza 417
Those who have sought and heard much
Will not talk nonsense even by mistake.

Meaning:
Not even when they have imperfectly understood (a matter), will those men speak foolishly, who have profoundly studied and diligently listened (to instruction).

Transliteration
Pizhaith Thunarndhum Pedhaimai Sollaa Rizhaiththunarn
Theentiya Kelvi Yavar.