"vital ideas" is correct and usable in written English.
You can use it when referring to important ideas or opinions that are essential for understanding or discussing a topic. For example: "This article offers some vital ideas on how to improve the educational system."
They perfectly complement this masterly look at the story of a great national treasure, and at the vital ideas she represents.
Incisive and indefatigable editor extraordinaire whose spirit infuses an indispensable journal; an estimable polymath and exacting craftsman who elevates the expression of vital ideas.
We seek to build INCITE into a self-sustaining center to advance socially and culturally vital ideas through research, education, and conversation at the interdisciplinary seams that the social sciences share with each other, the humanities, and the sciences.
Such courses typically lasted no more than an hour or a day, and nearly always contained valid, even vital ideas, but were too superficial, too removed from the realities of my classroom to alter my teaching very much, even when I yearned for change.
But Shaw truly began to make his mark when he was recruited by Frank Harris to the Saturday Review as theatre critic (1895 98); in that position he used all his wit and polemical powers in a campaign to displace the artificialities and hypocrisies of the Victorian stage with a theatre of vital ideas.
The Interdisciplinary Center Innovative Theory and Empirics (INCITE) cultivates public intelligence concerning socially and culturally vital ideas that can be advanced by research, education and conversation at the interdisciplinary seams that the social sciences share with one another, the humanities, the life and behavioral sciences: incite.columbia.edu.edu
To promote that complex but vital idea requires, first, levelling the playing field by repealing the blasphemy laws.
Will we once again see the dilution of the vital idea that everyone deserves a rich and rounded general education, even – no, especially – if they are then going to be turfed out into an unstable job market?
For example, he said, the concept of jihad was "a vital idea of value in Islam", but had been presented out of context in an absolutist way by jihadists.
A third and perhaps most vital idea was for progressive groups of diverse and even competing persuasions to join forces in common cause and mutual support to combat Trump's initiatives more forcefully and effectively.
Pursuing this vital idea, which is also supported by Democrats such as Ivo Daalder and Anne-Marie Slaughter, would doubtless be the most affirmative way to punish Putin for attacking Ukraine, annexing Crimea by force, threatening the rest of Eastern Europe, trying to manipulate our elections, and allying with the genocidal Assad regime in Syria and their Iranian partners (and so on).
