difficult / hard, probably impossible

good and evil

sometimes / (literary) at that time

by the way

to distinguish, to tell one thing from another / to classify

distinction, difference / classification

to turn on, to switch on

be accustomed to, be used to / perform an action vigorously, perform an action vehemently / perceive, detect

give, impart, provide with

(painting) a style of ink painting that avoids painting outlines, and requires a special brush called a tsuketatefude.