youdonow

That's why all of your favorite, and history's greatest, visual artists, writers, athletes, musicians and aesthetes stay far away from any mind altering substances!

Erdos famously stayed far away from amphetamines to preserve those precious 2 IQ points.

You feel 2 IQ points?

Even proponents of IQ tests admit they have a margin of error 3-5 points. Meaning you can swing on IQ tests beyond this threshold on the same day.

I'm guessing bad sleep or missing a meal the night before will swing your IQ significantly more than 2 points.