Originally posted by Robtard
Yeah, I literally highlighted it for you, cos you said "80% by you're a teen" and it correlates what I said; not what you said, that intelligence is over time. So you're wrong again on multiple fronts and you're just pretend winning.
You sourced one guy. The general scientific consensus is 80 percent.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4270739/
Here's another source from the government.