For those looking for more than a pithy comment, check out the book "The Bell Curve Debate". IQ was a retrofit system intended to be a "predictor of many personal outcomes, including financial income, job performance, birth out of wedlock, and involvement in crime".
If you want to speak on scientific matters, you should probably do science.
this is the equivalent of a scientist submitting a paper for publication with one sentence in Materials & Methods section: "we will let the readers infer the exact steps based on our conclusions"
HOW? "trust me bro"