Sentence component analysis
First level:
And I (subject) think (predicate) this is where most people fail (object clause) because it's a fact (adverbial clause)
Second level:
This (subject) is (linking verb) where most people fail (predicative clause)
It (subject) is (linking verb) a fact (predicative)
Third level
Most people (subject) fail (predicate)
The only thing I want to confirm is that whether I made the right analysis or not? Please tell me. Thank you guys very much!