Answer:
Take it and you will lose or gain more than all the others.
It carries paper of the most important sort but also plastic, I'm glad to report. What is it?
They come to witness the night without being called, a sailor's guide and a poet's tears. They are lost to the sight each day without the hand of a thief.
What can go up but never come down?
What flies forever, rests never?
Often cooked as fillet, this meat comes from an animal that swims underwater.