Perhaps as good a classification as any of the main types is that of the three lusts distinguished by traditional Christianity – the lust of knowledge, the lust of sensation, and the lust of power. 640
Since every man desires happiness, it is evidently no small matter whether he conceives of happiness in terms of work or of enjoyment. 2K
Tell him, on the contrary, that he needs, in the interest of his own happiness, to walk in the path of humility and self-control, and he will be indifferent, or even actively resentful. 601
