No man made diamond, from carbon/coal. https://www.ritani.com/pages/lab-grown-diamonds?utm_source=google&utm_medium=cpc&utm_campaign=NB_Product_Diamonds_Desktop&utm_term=lab diamonds&utm_device=c&gclid=EAIaIQobChMI67-nhOKj6wIVAh-tBh1AMQj4EAAYBCAAEgJh2vD_BwE https://en.wikipedia.org/wiki/Synthetic_diamond
A natural diamond and a lump of coal are both made out of carbon, but neither natural diamonds nor synthetic diamonds can be made from coal. I did not choose the analogy willy nilly. The point was people are made out of the same physical substance but are vastly different with vastly different qualities.
Some people are Tyson, Micheal Phelps, Jordan, Bolt - but, on the scales of intelligence. Anyone can become - yes. Same results - no. Wishful thinking vs reality :