What is the reason why you struggle to tell a story around your concepts? And maybe also the reason why you are still looking for "new ideas", instead of looking for "logical solutions"? If this sounds like a good question to you, then you'll find a good answer here "How to design like Apple! The forgotten basics of Industrial Design & the reason why you can't build stories." :)
In this article, I'll introduce you to the book that helped me understand and love sketching. Far from being a fancy tool for Instagram, sketching is a tool to elevate your designs: helping you explore your ideas faster, easily test proportions and shape, and above all, become a real creative. Every designer has their own set of skills, sketching should be your foundation.