'certain insights' is a correct and usable phrase in written English.
You can use it when you are referring to understanding or judgement that someone has gained from experience or thought. For example: His time spent working in a corporate environment gave him certain insights into business practices.
Of course, that kind of skepticism and suspicion can lead to certain insights; but at a certain point, it also occludes.
Much of politics is psychology, and, though Bush may not have been the author of certain insights that contributed to his reëlection, he did master the art of playing on voters' fears in fearsome times.
Dworkin's legal theory shares certain insights with the Inclusive version of legal positivism.
Also consider Analytics, which gives media companies certain insights, for free.
Already, Tiber Health's predictive analytics, culled from 10 years of historical student data, has uncovered certain insights into how students will perform over time, the company said.
It also pushes Malebranche closer to Frege, Kant, and other more recent philosophical heroes, and makes him appear prescient with respect to certain insights characteristic of contemporary analytic philosophy.
"I have a certain insight into philosophy, I think.
Q. Do you find, looking back over the course of your career, there was a certain insight you had that put you on a different trajectory? A. I went to Williams College.
Yet it took a certain insight for Mr. Shulman to seize on his subject in the earliest days of California modernism, said Wim de Wit, head of special collections and curator of architecture at the Getty Research Institute.
But it takes a certain insight to spot the gaps in research and academic texts--and in my case having "been there, done that" is at the root of that necessary skill.
To provide a certain insight into the nature of the modes the stopbands, the passbands, and the crossover points of the passbands, are presented on a plot of corrugation height vs. frequency.
