Fun fact: Ivy League students who attended public high schools hold sharply lower opinions of what "average people" are able to do than do students who attended private high schools.
To this end: I’ve astonished a number of peers who did the straight to a 4-year track with a anecdote about only 22% of my community college “Critical Thinking” class passing the first midterm, which covered very simple truth functions and negation. To this day it sticks with me.