The Worlds of God by -U.S.Baha'i National Ref Library Committee- 1 Para
"The natural emotions are blameworthy and are like rust, and deprive the heart from the bounties of God." "Thou seest, O my Lord, how Thy servants are held captive by their own... selves and desires." (SofW Vol 7 p116; Bwf 73)
(54:6)