You can just smell that this is a book ad from the title
Gunnar Broberg’s biography dutifully accompanies Linnaeus every step of the way, trekking through his life for four-hundred-plus pages. These are not, unfortunately, a pleasure to read... The main problem with “The Man Who Loved Nature,” though, is not all the things in it we don’t need to know but all the things we need to know that aren’t in it.
It's a book review.
For as many times as I have read and re-read that essay, I find that I still need to be reminded just how pervasive this sort of thing is.