FDR's economic cures took years and were accelerated with Lend Lease and then Pearl Harbor and WW II.
JFK in his inaugural said that changes would not happen in weeks or months or even in his first term. Barack Obama said the same thing in his inaugural.
Bill Maher was a history major and maybe should do a little research before spouting off his "new rules" that come from his ill informed comedy writers.
Mixing comedy with history may be funny for the moment but in this instance it clearly collides with factual analysis.