Sanskrit

इष्टान्भोगान्हि वो देवा दास्यन्ते यज्ञभाविताः। तैर्दत्तानप्रदायैभ्यो यो भुङ्क्ते स्तेन एव सः।।3.12।।

Summary

For, fed by sacrifice, nature will give you all the enjoyment you desire. But he who enjoys what she gives without returning is, indeed, a thief.