standard of living

cost of living, living expenses

private life, personal life

(literally) know the other side and yourself, a hundred battles will not be perilous

one-eyed goblin, a Japanese monster

basic living stipend, universal basic income, basic income

“a hundred days of sermonizing, one fart” → a metaphor for how something that one has put great effort into can come to nothing after even a slight mistake, much as a hundred days of serious spiritual study can be lost to the winds