A mate of mine drank a bottle of invisible ink. They took him to Emergency. He is still waiting to be seen.
 
... I wouldn’t want to go there though, it’s an awful country. They cut people’s hands off for theft, and women get stoned for committing adultery. Unlike Britain, where women commit adultery when they get stoned.  Jonathan Lynn – Yes Prime Minister
 
70% of the earth is water, and none of it is carbonated. That means that, in fact, the earth is flat.