Verse 51

Glance

मनः शत्रुः शरीरस्य शरीरं मनसो रिपुः ।एकाभावेन नश्येते आधाराधेयकार्यवत्

In plain words

The mind is the enemy of the body; the body is the foe of the mind; each perishes through the absence of the other -- as with a support and what it supports.