FTP, name this 1956 book which extends the views expressed in Man for Himself and Escape from Freedom, a work by Erich Fromm.
This work opens with an epigraph from Paracelsus which notes that anyone who imagines that all fruits ripen when strawberries do knows nothing about grapes.  This book's second chapter considers the "theory" of the subject by noting that it is "the answer to the problem of human existence" before considering its "disintegration in contemporary Western society" in a chapter which contrasts the views of Harry Stack Sullivan to those of Freud.  The second chapter also discusses typical "objects" of the title activity, such as God, the self, and children.  FTP, name this 1956 book which extends the views expressed in Man for Himself and Escape from Freedom, a work by Erich Fromm.
This work opens with an epigraph from Paracelsus which notes that anyone who imagines that all fruits ripen when strawberries do knows nothing about grapes.  
The Art of Loving