Pascal was a famous thinker of their time, particularly in mathematics.
Two of the ideas they’re remembered for are Pascals Triangle and Pascals Wager.
Their triangle is a helpful tool for combinations of things. Their wager is a (kinda bad in my opinion) argument for why you should believe in the Christian God.
The xkcd comic is a combination of both ideas
https://newrepublic.com/series/49/microsoft-three-mile-island-ai-nuclear
Nope. Very real.