The fact that IQ tests can predict longevity is interesting.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC30556/
https://en.wikipedia.org/wiki/Lothian_birth-cohort_studies
John von Neumann=54, Paul Erdős=83, Eugene Wigner=93, Leó Szilárd=66, Edward Teller=95, Theodore von Kármán=82, John Hersányi=80, John G. Kemeny=66, Paul Halmos=90, George Pólya=98