不拘小節

to not bother about trifles (idiom)

no; not so / (bound form) not; un-

not stick to / not confine oneself to / whatever

to capture / to restrain / to constrain / to adhere rigidly to / inflexible

small / tiny / few / young

a minor matter / trivia / bar (music)

see 節骨眼|节骨眼[jie1 gu5 yan3]

festival / holiday / node / joint / section / segment / part / to economize / to save / to abridge / moral integrity / classifier for segments, e.g. lessons, train wagons, biblical verses / CL:個|个[ge4]

joint; node / (bound form) section; segment / solar term (one of the 24 divisions of the year in the traditional Chinese calendar) / seasonal festival / (bound form) to economize; to save / (bound form) moral integrity; chastity / classifier for segments: lessons, train wagons, biblical verses etc / knot (nautical miles per hour)