Earlier quoted context omitted.
Someone posts this glib comment every time academic careers are discussed. It's true, and yet harder than you'd think. Suppose you know that only 1 in 10 PhDs in your field end up in a tenure track job. A decent fraction of your classmates are interested in industry--or never want to see the inside of a lab again. Maybe this reduces the competition down to one in six or seven. You're in a pretty good program, definit…
I enjoy providing mentorship and helping out younger developers, but I certainly don't have any responsibility to do so.
PhD programs are meant to be training programs and universities repeatedly have argued that it is not an employer-employee relationship, but a mentor-mentee one. If that's true, I think the mentors have a bit more responsibility even where it cuts against their own self-interests (e.g., tell someone that this is not the career for them and risk losing out on their labor).