The citadel of the spirit. When the flood tides of human adversity... beat about the mortal soul, you may rest in the assurance that there is one inner bastion, the citadel of the spirit, which is absolutely unassailable...
http://mm.spiritualfamily.net/Urantia_Book-Online_Reader-2019/Paper_100.html#100:2.7
http://mm.spiritualfamily.net/Urantia_Book-Online_Reader-2019/Paper_100.html#100:2.7
RELIGION IN HUMAN EXPERIENCE
mm.spiritualfamily.net