His theories have won/gained/found general/widespread 'acceptance'. [=many people regard his theories as correct]
He delivered an 'acceptance speech' after he was chosen as the party's presidential nominee.
The university has sent me a letter of 'acceptance'.
(..) where she looked in my direction and said, "I see you." That's the last thing she said to me. "I see you." Not a statement of judgment or disappointment, just acceptance and the simple recognition of another person in a room. "Hello, there. You are a person. And I see you." Let me tell you, (..)2018 TvShow: BoJack Horseman Title: Free Churro Season: 5 Episode 6