When you can
measure what you are speaking about, and express it in numbers, you know
something about it; but when you cannot measure it, when you cannot express it
in numbers, your knowledge of it is of a meager and unsatisfactory kind; it may
be the beginning of knowledge, but you have scarcely, in your thoughts,
advanced it to the stage of science.
Read More on Measuring?
Why you must measure your investing performance and express it in numbers?
XIRR, CAGR, ROC, Win/Loss, Win $/Loss $, etc
Number, Number, Number!
Sir William Thompson, Lord Kelvin (1824-1907)
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