Animal sexual behaviour however, is proving to be false as, "most hormones don’t influence behaviour directly. Rather, they affect thinking and emotions in variable ways (Azar, 40)." There is much more involved in sexual behaviour in the mammalian animal than oxytocin and vasopressin can explain. It is often assumed that animals do not have sex for pleasure, or alternatively that humans, pigs, bonoboes (and perhaps dolphins and one or two more species of primates) are the only species that do. This is sometimes stated as "animals mate only for reproduction". This view is considered a misconception by some scholars. Jonathan Balcombe argues that
A Guide for the Perplexed understanding life. Schumacher goes on to say that much can be learned about humanity by studying minerals, plants and animals because humans have inherited those levels of being: all, that is, 'except that which makes him [sic] human.' Schumacher goes on to say that nothing is 'more conducive to the brutalisation of the modern world' than calling humans the 'naked ape'. Schumacher argues that once people begin viewing humans as 'animal machines' they soon begin treating them accordingly. Schumacher argues that what defines humanity are our greatest achievements, not the common run of the mill things. He argues that human