Would be nice to have a proof of it. I think it is improbable, as among human geniuses, one can found both slackers and non-slackers (don't know the proportion

Would be nice to have a proof of it. I think it is improbable, as among human geniuses, one can found both slackers and non-slackers (don't know the proportion, but there seem to be enough of each).