You are a bus driver. Two kids get on and one kid gets off. Five kids get on and four get off. Nine kids get on another one gets off. What color are the bus drivers eyes?
Answer:
YOU ARE THE DRIVER, SO THE ANSWER IS YOUR EYES COLOR
I appear in the morning. But am always there. You can never see me. Though I am everywhere. By night I am gone, though I sometimes never was. Nothing can defeat me. But I am easily gone.