Psycological Operations Principles and Case Studies
https://www.govinfo.gov/content/pkg/GOVPUB-D301-PURL-LPS46803/pdf/GOVPUB-D301-PURL-LPS46803.pdf
EVERY. FUCKING. TIME.
>Do you math, spell, and draw bro?
Yes. On most days I'm Stable, of sound mind and (almost) body.
I call 'em like I see 'em. YMMV.