Squigly Squigly's Brain Teasers

Question:

There is a fire in a 12 storey building. A man panics and jumps out of the window. How does he survive?

Answer:

He jumped from a first floor window.

Try another Brain Teaser:

What is wider than life itself
Longer than forever
So simple it's complicated
Travels but never leaves the spot
Puts others in danger but no one gets hurt
And reaches to worlds unknown?