Answer:
What goes in, but never through? I've got some and so do you. We might lend one, or even two, but only if our trust is true.
My teeth are sharp, my back is straight, to cut things up it is my fate.
Always old, sometimes new. Never sad, sometimes blue. Never empty, sometimes full. Never pushes, always pulls.
What flies without wings?
My love, when I gaze on thy beautiful face. Careering along, yet always in place, the thought has often come into my mind. If I ever shall see thy glorious behind.
Describes a mysterious region and a stylish pair of shorts.