Wilhelm Fliess's critic Henning commented about both Fliess and Freud in this light when he complained of their joint efforts to displace the Darwinian principle of selection in favor of a rampant pansexualist philosophy (1910:232).

One day I witnessed our kitten bravely stalk and kill one of my most amenable, non-threatening houseslippers.

Giddied, he gave up a moment's purchase of ground.

Another group argues that the diagnosis is being overused and that many of the diagnosed cases are iatrogenic, or unintentionally shaped or caused by the practitioner