Diuretic of Enlightenment

There is a certain awesomeness - no, super-greatness - about picking up a book you read on your own as a 19-year-old undergrad, and actually needing your decade-old margin notes in order to understand it now. Those interceding years of philosophical reading and education, not to mention the money you spent on that (at last count, at least a hundred dollars)... [finish this sentence].