They say “anyone can become president”, but this will be the first presidential election since 1970s, where there is no Bush, Clinton, or Biden on the ballot.
I think that someone who actually reached the top, being president, should not be allowed anymore. They suceeded, and can brage about, be happy. There is no need for a second turn. You did your best right? This avoids corruption.
B. It was put in place to prevent another FDR, someone who was re-elected so much because he spent most of his political capital on actually helping Americans and then using the looming European and Pacific conflicts to build a middle class manufacturing economy. Which we promptly started selling for parts once the the rest of the world recovered enough to host our factories.
You could very easily argue that term limits were put in place to make sure no President could stay around long enough to prevent worker centric policies from being watered down or destroyed before they can have an impact.