Answer:
I belong to you but others use me more often than you do. What am I?
Though desert men once called me God today men call me mad. For I wag my tail when I am angry. And growl when I am glad.
It's red liquid but not liquid and it's not red. What is it?
I have six faces but not even one body connected, 21 eyes in total but cannot see. What am I?
I go inside boots and outside shoes.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.