Since graduation I have measured time in 4-by-5-inch pieces of paper four days on the left and three on the right. Every social engagement interview reading flight doctor's appointment birthday and dry-cleaning reminder has been handwritten between metal loops.
Money is something that can be measured art is not. It's all subjective.
Age is not measured by years. Nature does not equally distribute energy. Some people are born old and tired while others are going strong at seventy.
Our scientific age demands that we provide definitions measurements and statistics in order to be taken seriously. Yet most of the important things in life cannot be precisely defined or measured. Can we define or measure love beauty friendship or decency for example?