Old major speech rhetorical

Hamlet: ] it will but skin and film the ulcerous place, whiles rank corruption, mining all within, infects unseen. confess yourself to heaven; repent what’s past; avoid what is to come; and do not spread the compost on the weeds to make them ranker. —hamlet, william shakespeare what is the central motif in the passage? the passage of time madness disease and decay gardening

How to combine the two sentences in bold.

Why witchcraft often the explanation for illness