1. This stuff is is tricky, it's normal to guess wrong and need to revise our understanding.
2. We are both on the same side, facing the challenge.
3. The potential for surprise makes this stuff interesting.
Incidentally, just yesterday I learned the sun is “white”, because I was looking at why veins are bluish (despite low oxygen blood actually being just dark red) and looking into light scattering effects that are the cause.