You know, when I was in high school, I gobbled up Tolkien and just about any E. R. Burroughs story I could lay my hands on. I tried rereading both series not that long ago, and I found the prose to be stultifyingly thick. I may have killed far too many brain cells in the past couple of decades...
I've struggled through two books of the Ring trilogy. I haven't had the energy to start the third.