Duty and Responsibility

In Wyrd Sisters, duty and responsibility work against one another. Tomjon refuses the kingship, arguing that, despite his pedigree, he is ill suited to the job. Hwel rebuts by declaring that "A king isn't something you're good at, it's something you are." Similarly, the Fool hates his role as fool but nevertheless is compelled to remain loyal to a king that proves himself, time and again, malign and insane. Because the Fool is bound by duty, he is incapable of behaving responsibly. Instead duty requires him to enact the will of a man whom he knows to be insane. Similarly, had Tomjon accepted the crown, he'd have done so irresponsibly, with full knowledge that he'd make for a poor king.

Granny Weatherwax represents a more a libertarian view of duty and responsibility. Her duty is to firstly to herself and her own code of ethics. Until...