不由

can't help (doing sth)

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

to follow / from / because of / due to / by / via / through / (before a noun and a verb) it is for ... to ...

to follow / from / because of; due to / by; via; through / (before a noun and a verb) it is for ... to ...

can't help; involuntarily (idiom)

without the freedom to act independently (idiom); involuntary / not of one's own volition / in spite of oneself

to say sth without meaning it (idiom); to speak tongue in cheek / saying one thing but meaning sth different

can't help / cannot but

Ono Fuyumi (1960-), Japanese novelist

to allow no explanation

you can't always do as you like / one has to compromise in this world (idiom)

lit. never taking a short-cut (idiom); fig. upright and honest