Stop short of sth/doing sth (idiom) - Not go so far as to do or say something; decide not to do something.（止步不做某事）
Examples:1.He may embroider the truth but he stops short of actually lying.
2.I stopped short of telling him what I really felt about him.
Fallacy of composition - 合成谬误，是一种认知错误，认为对个体成立的情形，对于群组或整个系统也同样成立，亦即犯了“以偏概全”的错误。
Specious (adj.) - Having a false look of truth or genuineness.（似是而非的，名不副实的）
Examples: 1.This is a specious argument that really does not stand up under close examination.
2.He justified his actions with specious reasoning.
By hook or by crook (idiom) - By whatever means necessary - be they fair or foul.（不择手段，千方百计）
Examples: 1.I decided that I was going to get that job by hook or by crook.
2.We've managed, by hook or by crook, to stop them.
The die is cast (idiom) - An irrevocable choice has been
Examples: 1.After that speech favoring reform of the education system, the die is cast. This is now a campaign issue. 2.From the moment the negotiations failed, the die was cast and war was inevitable.