How do you find high-achieving mentors who actually match your standards?

The hardest part about building my career is that nobody could mentor me.

Like I got straight A’s at the University of Toronto so I do not want a mentor who got B’s at York or Carleton.

I need mentor who got straight A’s at Dartmouth or Harvard etc…

Etc.,

How do you find high-achieving mentors who actually match your standards?
Post Opinion