barrett adds that, "like adler's, sartre's is fundamentally a masculine psychology; it misunderstands and disparages the psychology of woman. the humanity of man consists in the for-itself, the masculine component by which we choose, make projects, and generally commit ourselves to a life of action. the element of masculine protest, to use adler's term, is strong throughout sartre's writings ... the disgust ... of roquentin, in "nausea," at the bloated roots of the chestnut tree ...".