Why people think beautiful people automatically have beautiful lives?

[Anonymous]

[abc3643]

Because, compared to the rest of us, they do.
It's called "pretty privilege".
This article, with references to journal papers, summarizes it well.

Pretty Privilege: Why Bias Is Real and What We Can Do About It
www.lifeintelligence.io/.../pretty-privilege-bias-what-we-can-do

[JamesDiaz11]

Because beautiful people have far more opportunities, attention, help, etc. than the rest of us, all other things being equal, that they'd have to have an especially awful life to make theirs equal to normal looking people.

[AddylynnNightingale]

Because they're jealous. So they think that everything is just great with little to no downs and only up up ups.

[exitseven]

Because most of the time they do.