Answer:
I can run but not walk. Wherever I go thought follows close behind.
If a man carries my burden they will get crushed to death. Though not rich I leave silver in my track.
I'm where yesterday follows today and tomorrow is in the middle. What am I?
I can be hairy and itchy all over. I hang on a stick. I can be the scariest thing you have ever seen. I stand in the middle of nowhere.
I suck.
What is the middle of water but is not an island?