Bhagwad Gita
Chapter 2, Verse 40
नेहाभिक्रमनाशोऽस्ति प्रत्यवायो न विद्यते।
स्वल्पमप्यस्य धर्मस्य त्रायते महतो भयात्।।2.40।।
In this endeavor there is no loss or diminution, and a little advancement on this path can protect one from the most dangerous type of fear.