It runs through your head.
Idea
Categories:
More Riddles
????
Everything alive does it yet no one knows what ...
Plane trouble
If an airplane crashed on the border of Portuga...
Socrates
A cause for great commotion but does nothing it...
The sandman
When you do it so much seems to happen, yet whe...
Flying away
Whether it is available or full, there is never...
The toughest thing you will do
The more you have of it, the less full of it yo...