Answer:
What is the middle of water but is not an island?
What 2 things can you never eat for breakfast?
What travels around the world without leaving the corner?
What is used by man, tossed by trees, everywhere but unseen?
The line a runner strives to reach
I repeat only the last word you say. The more I repeat, the softer I got. I cannot be seen but can be heard. What am I?