With his notions of dignity, he would probably feel that the arguments, which to Elizabeth had appeared weak and ridiculous, contained much good sense and solid reasoning.

咖苔琳夫人说了那么一大堆理由，伊丽莎白当然觉得荒唐可笑，不值一驳，可是有他那样一个死要面子的人看来，也许会觉得见解高明，理由充足。

youdao

Having said that, I do think that there are solid arguments that people on the left can use, drawing from religious texts, for example, to make their political point, much more so than they do now.

NPR: Roundtable: Voting Rights Act, NABJ Conference

Make your arguments solid.

FORBES: Upset 'DmC' Fans Are Entitled Because That's What We Call People Who Complain About Video Games

These arguments seem solid enough, but the tale of New York's bail-out underlines how reality is never quite as tidy as theory.

ECONOMIST: Economics focus