This is a normal textbook (weighs in at about 3 lbs or 700 pages or 1 and 1/4 inches thick):
This is your book on drugs:
(weighing in at 10 lbs, over 2600 pages and a whopping 3 and 1/8th inches thick)
Further evidence that you really should just stay away from drugs. They're bad for you.
Unfortunately, this picture just makes my textbook look tiny instead of making Ben's textbook look as large as it really is.