Answer:
Both punishment and sweet reward, It will befall both fool and lord. It is a spiritual scoreboard, Your every deed it does record.
Often held but never touched. Always wet but never rusts. Often bits but seldom bit. To use it well you must have wit.
I am believed to be only one dimensional, and tinier than anything can be, and there are many who say that I am the basis of all that we see. What am I?
The stack just might be sent all over. Full of what's new, yet it's nearly obsolete.
What is it something that you always have but you always leave behind?
It rows quickly with four oars but never comes out from under his own roof. What is it?