“Ask not what your country can do for you; ask what you can do for your country.” John F. Kennedy How well have Americans followed Kennedy’s advice in recent years? Examples?

It was also in his inaugural address that John F. Kennedy spoke his famous words, "ask not what your country can do for you, ask what you can do for your country." This use of chiasmus can be seen even as a thesis statement of his speech – a call to action for the public to do what is right for the greater good.

Explanation:

c. bounced back and forth from worthless to worth a lot and back to worthless