Why did two of the students wearing the green collars cry?

What role did imperialism play in world war 2

Why did jefferson make the louisiana purchase?

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.