Intellectually, I think the author did a very good job and although like any scientist I could nitpick, grossly speaking I found myself agreeing.
Emotionally, however… Having been through the wringer I would ask any reader to consider not just the “central tendencies” viewpoint but the “this is YOU going through this” viewpoint.
If you are doggedly determined and personally consumed with getting into a fantastic lab to bootstrap your career so that you can slave away for essentially minimum wage with no benefits so that you could get a research position for which you might get a job security at the age of 42 to 45… Seriously?!
For many, that prospect looks very different when you’re closer to twenty than fifty.
Here’s another view point: the system is horribly horribly broken, leaving a trail of collateral human damage… But there are so many people throwing themselves at the meat grinder that inevitably greatness occasionally arises.
Do I sound bitter and cynical? Perhaps. But living the experience, for me and many many others, is rather different than reading summaries of what the life is like.