What did president kennedy mean when he said to americans ask not what your country can do for you , ask what you can do for your country

One of the observations by someone who was present for roosevelt's speech was, "its clarity, logic, and sincerity struck us." quote one example from the text that you would describe as clear, logical, or sincere. explain the language in your chosen quote correctly, and tell why it can be considered clear, logical, or sincere.

What types of subjects did public high schools in the 1900s emphasize and why

In the gettysburg address, which rhetorical device does abraham lincoln employ when he says, "the world will little note,nor remember what we say here, but ic never forget what they did here"?