Actually, you can tickle yourself. Just brush the tip of your tongue over the roof of your mouth. Better yet, get someone else to do it.
Then get someone to do it to me.
Then get someone to do it to me.
At the age of five, Skagra decided emphatically that God did not exist. This revelation tends to make most people in the universe who have it react in one of two ways - with relief or with despair. Only Skagra responded to it by thinking, 'Wait a second. That means there's a situation vacant.'