Of the five conditions of the Sublime, according to Longinus, the most important condition is:

“A lofty cast of mind” names grandeur of thought or the power of great conceptions, the primary source of sublimity in Longinus. Vigorous passions are another source, while majesty of structure concerns composition; a wide range of thoughts does not necessarily mean elevation or greatness. The distinction is nobility of conception rather than sheer number of ideas.