"Profound insight" refers to a deep and profound understanding or realization about something that is insightful and meaningful. It refers to a thoughtful, significant, and valuable understanding of a subject or situation. Full definition
In my experience, this is one of the buying groups which can provide profound insights into perceptions and attitudes towards your organization. (tonyzambito.com)
It provided me with profound insights in how to best motivate and teach these children and gave me a deep sense of fulfillment. (educationnext.org)
The play offers profound insight into the human condition, which explains why it remains so well - known and highly regarded over a century after its debut. (dvdizzy.com)