4.12 avg rating — 1,105,357 ratings

"The story jumps around between so many different generations I just never got attached to any of the characters enough to care. I probably made it half way. "

4.01 avg rating — 122,076 ratings

"It's one of those books that you think you should read, and it's been touted as a fairly consumer read for such a scientific classic. But it's not as easy as it sounds."

4.11 avg rating — 793,810 ratings

"I know people love this book, but I simply could not get into it. Maybe I'll try again some day."

4.09 avg rating — 266,237 ratings

"I actually love this book, but I still haven't finished it. It's easy to put down and come back to months later, which I imagine people do and some of them must never reach the end."

4.39 avg rating — 386,691 ratings

"I'm still working on this one. It's the preachy sections that slow me down, but I fly through the rest of it. I have to say -- this would have been edited much differently today."