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blue sky thinking stresses
gen.	творческое непредвзятое, нестандартное мышление (Post Scriptum)
blue-sky thinking
adv.	свободный полёт мысли
English thesaurus
blue sky thinking
	open-minded thinking* (*British Council Learn English EvgeniyaLapa); optimistic thinking (EvgeniyaLapa); this is similar to thinking "out of the box" and is supposed to be a situation where you come up with ideas taking into account no preconceptions and not dismissing ideas instantly (http://www.saidwhat.co.uk/bizphrases.php EvgeniyaLapa)