What I saw though small window

Why is the sky blue? This would depend on who you are, and they would have entirely different answers. When I was a child, I asked, Mommy, why is the sky blue? She said sky is blue because that is the way God made it. Even though the answer was wrong, I could tell the sky that I saw there was same as what I saw into my window The color blue makes me the most serene. Sky blue is calming and optimistic, and relaxing