Jean-jacques rousseau was from the 18th century so is that dude.
answer: Painting can be something that someone is talented at. It can be a hobby for someone. some people paint for fun when they aren't even talented at it. Also people paint because they probably want to sell it and earn money. some people paint to make memories. painting isn't really special it depends on the person if they like it or not.
Explanation:
I don't know if this is good enough but, I hope this helped :)
Assuming this is in 3/4 time, I would count it like this (each dash is a silent 16th note)
1- - - a 2- - - - - - - -
The answer is spirit of antiquity.