Hi again, I have these two other sayings. Someone could help me with their meaning? Penny wise, pound foolish. The wish is father to the thought. Thanks.
Penny wise, pound foolish - Idiom Definition - UsingEnglish.com
I'm not sure whether I'd call the second 'idiomatic'; it's more of a quotation (I think). It means that it is only when you want something that you think about ways of making it happen.