My grandfather used to spend hours telling me stories I loved to hear. Which best revises the sentence above to make the writing more precise?

My grandfather always had a lot of stories to tell, and I would always beg to hear them. He would talk for hours, and I did not even notice. I loved these stories, and I loved that my grandfather was willing to spend hours sharing them with me.
I used to love spending summers with my grandparents on their ranch. We did all sorts of fun things. One of my very favorite parts of those summers was listening to my grandfather tell me the cool stories that I always loved and begged to hear.
Years ago, my grandfather would spend hours telling me all kinds of stories. I always loved his stories because they were funny and he did a great job telling them. They were about all sorts of subjects, and I thought he was the best and coolest storyteller who had ever lived.
When I was younger, I would spend entire summers on my grandparents’ ranch. Every evening after dinner, Grandpa would tell me stories about what life on the ranch had been like for him when he was my age. I appreciated his stories because they let me get to know Grandpa better.