Answer:
A beacon from home to guide your way. It can be a lifesaver on a stormy day. What is it?
My first master has four legs, my second master has two. My first I serve in life, my second I serve in death. Tough I am, yet soft beside. Against ladies cheeks I often reside.
Only one color, but not one size. Stuck at the bottom, yet easily flies. Present in sun, but not in rain. Doing no harm, and feeling no pain.
A time when they're green. A time when they're brown. But both of these times, cause me to frown. But just in between, for a very short while. They're perfect and yellow. And cause me to smile.
I am seen in the water. If seen in the sky, I am in the rainbow, a jay's feather, and lapis lazuli.
What covers its face with its hands, speaks no language, yet most known what it's saying?