Well, I don't know how old this saying is but I've heard it a lot.
"Beauty is in the eye of the beholder"
well, if you didn't understand it, it means that whatever you see as beautiful may be different from someone else's point of view. Just because you think one way someone else may think another way.
Oh, and congrats! I would be happy instead of confused! : )
An anaerobic exercise is when your heart rate reaches 80 to 90 percent of your maximum. Subtract your current age from 220 to calculate your maximum heart rate.