You're right. Time isn't real in the same way as x,y,z. https://en.m.wikipedia.org/wiki/The_Unreality_of_Time https://en.m.wikipedia.org/wiki/The_Unreality_of_

You're right. Time isn't real in the same way as x,y,z. https://en.m.wikipedia.org/wiki/The_Unreality_of_Time https://en.m.wikipedia.org/wiki/The_Unreality_of_Time http://edwardfeser.blogspot.com/2018/05/godel-and-unreality-of-time.html http://edwardfeser.blogspot.com/2018/05/godel-and-unreality-... It's rarely discussed because the implications are more philosophical. The math, and expiriments are very useful when time is a variable. So is daily life, clocks are very useful.