 The booklet argued that " those who do not have to work hard with their limbs , and those who are inclined to sit about " will " store up their protein for passion " , making retirement , for example , a period of increased passion and marital <unk> . He left several unpublished manuscripts , including a novel , Behind the <unk> : More than Just a Tale ; a 67 @-@ page text called Passion and Protein ; and a <unk> @-@ page version of Eight Passion Proteins , which , Carter writes , was rejected by Oxford University Press in 1971 . 
