Streetwise is to prefer, because it goes beyond IQ measuring... If you think you are dumb, you have a higher IQ, then the one whom think they are smart... Intelligent people don't brag about it... they just exist...
Its people that understand what they do not know, that got the gift of intelligence. Them that think they understand everything under the son... sorry SUN... oh well..
Intelligenz-Quotient was an idé from the German psychologist William Stern... Always check the source, and.. you fill in the rest...
Im drunk... but... something like that... my 5 cents...