Friend 1: My mother thinks I am very bright.

Friend 2: Did she say so?

Friend 1: No, but she keeps calling me "SUN".

Why does the sun rise in the east?

Because it can't rise in the west!

Why are chemists bad at playing pranks?

They lack the element of surprise.

Policeman: "Why are you driving without a light?"

Scooterist: "There is light everywhere."

Policeman: "Then shall I remove the air from your tires?"

Scooterist: "Why would you do that?"

Policeman: "Because there is air everywhere..."