Introduction"Men are motivated when they feel needed while women are motivated when they feel cherished" (Gray, 2009: 11). In Men are from Mars, women are from Venus (originally published in 1992), Gray reduces human behaviour to a simplified gender-specific approach, where men and women are alien species, each acclimated to its own planet's society, culture and customs. The idea that sexes from the same species exhibit different characteristics beyond the range of physical attributes is incorporated in the meaning of "dimorphism" and the debate on human evolution (see Charles Darwin's The Descent of Man and Selection in Relation to Sex, 1871). Yet, sex is rather multidimensional and thus, along