I believe the answer is: praise for Rosa Parks's act
The book mentioned how Rosa Park dare to speak up against injustice during racial segregation by sitting on the seat which is meant for white passengers.
Her actions obtained a lot of praise due to her courage in addressing discrimination, and this lead to a bigger activisms to eliminate racial segregation.
Answer:
Why does the speaker want to spit on the face of time?
I'd been to public entertainments before, of course; I'd been to the cinema and the pantomime and to see my mother sing in the chorus of the White Horse Inn at the Town Hall. But that was different.