My point is, there are scientific truths that do not require proofs in order to be true.
You can simply arrive at them through your reasoning faculties and know it to be true absent of evidence.
The concept of infinity is one of them.
P.S. Since your handle's name and picture refer to anarcho-capitalism, I'll leave you with a book recommendation that is a wonderful read for anyone who loves both science and liberty:
https://mises.org/library/book/economic-science-and-austrian-method