This thread is for quotes which turned out to be stupendously wrong.
I'll start.
Aerodynamics is for people who don't know how to build engines.
-- Enzo Ferrari
Your turn ...
(sources for thread title:
https://www.cnbc.com/2020/03/24/coronavirus-response-trump-wants-to-reopen-us-economy-by-easter.html
https://www.vanityfair.com/news/2020/02/donald-trump-coronavirus-warm-weather)