# A definite worldview means you believe the universe is deterministic In fact, Thiel actually uses the terms interchangeably in [[Notes from CS183: Startups]]. I didn’t realize this until I was reading through my notes. I was effectively gaslit into thinking that I was confusing the terms. This note originally read `I actually confuse Thielian definiteness and “determinism” in my head. This stands in stark contrast to a lot of current thinking which focuses on statistics and ‘letting the data speak.’` <!-- #evergreen --> [Web URL for this note](http://notes.benjaminreinhardt.com/A+definite+worldview+means+you+believe+the+universe+is+deterministic) [Comment on this note](http://via.hypothes.is/http://notes.benjaminreinhardt.com/A+definite+worldview+means+you+believe+the+universe+is+deterministic)