Mahabharata 7.133.29
वृथा शूरा न गर्जन्ति सजला इव तोयदाःसामर्थ्यमात्मनो ज्ञात्वा ततो गर्जन्ति पण्डिताः
vṛthā śūrā na garjanti sajalā iva toyadāḥsāmarthyamātmano jñātvā tato garjanti paṇḍitāḥ
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book