Spending upwards of $100k or more on personal enrichment seems a bit extravagant. Unfortunately, the majority of people are coerced to go into debt when the return on the "investment" is very limited.
I've known people who got scholarships but can't say I'm aware of any field in which paying for your own graduate degree is rare.
If you do get an offer to study, but without sponsorship, it’s a signal they don’t really want you.