Books Keen (1969). Apology for wonder PreviousKass (1985). Toward a more natural science: Biology and human affairs NextKeen (1991). Fire in the belly: On being a man Keen (1969). Apology for wonder Keen (1969). Apology for wonder $9.99 The function of the sense of wonder is explored together with the consequences of its absence in modern man. Add To Cart Facebook0 Twitter Pinterest0 Condition: Used—Like new. Paperback, no marks.