Three Blue, One Brown has a decent video which perhaps helps get a handle on how one can use higher-dimensional spaces, without needing to wrap you head around

Three Blue, One Brown has a decent video which perhaps helps get a handle on how one can use higher-dimensional spaces, without needing to wrap you head around trying to envision a four-dimensional cube, or similar. https://youtu.be/zwAD6dRSVyI?si=QC1s1JcMopGWEkUR https://youtu.be/zwAD6dRSVyI?si=QC1s1JcMopGWEkUR