Numbers are not fundamental. What is fundamental is laws of arithmetic. 1 + 2 == 2 + 1. Laws like that can only be expressed in some language, which we call "nu

Numbers are not fundamental. What is fundamental is laws of arithmetic. 1 + 2 == 2 + 1. Laws like that can only be expressed in some language, which we call "numbers". But only by knowing and using such laws "numbers" become useful. So in some weird sense numbers allow us to define the laws and the laws define numbers. No?