Vanisource:Sloka of the day/November 7, 2008
bile batorukrama-vikramān ye
na śṛṇvataḥ karṇa-puṭe narasya
jihvāsatī dārdurikeva sūta
na copagāyaty urugāya-gāthāḥ
One who has not listened to the messages about the prowess and marvelous acts of the Personality of Godhead and has not sung or chanted loudly the worthy songs about the Lord is to be considered to possess earholes like the holes of snakes and a tongue like the tongue of a frog.