Brainy Buff T-Shirts

'You're in denial.'

'It's a sad case -- amnesia AND identity theft.'

Doctor with pump: 'Hold on a second while I inflate his ego.'

"I don't know why I'm here - I don't need a haircut."

X-ray Psychology.

"This just in: one of us always tells lies; the other always tells the truth. Who's who? Stay tuned."

"Young man, go to your room and stay there until your cerebral cortex matures."

Man embarrassed by a schoolboy's superior knowledge of Greek

"My therapist plays with my brain."

Annual Mensa Convention: 'Ok, who's the genius who forgot to send out the invitations?'

Trying to describe the size of the Big Bang.

"My mom's getting me a tutor. That's kind of a personal trainer for the brain."

"Shall we put it in play?"

Child lifting alphabet blocks.

Nervous Student

'It looks like our data.'

'I ink, therefore I am....', IF DESCARTES HAD BEEN A CARTOONIST

Body Systems

Footballer kicking his own brain.

Nethead strip: Speak binary

"The favourite practical joke amongst Big Bang theorists"

Rubik's ice cube.

Turning off the thinking lightbulb at home time.

'Do you get the feeling we're being watched?'

Our Computer is Up/Down.

'I'm left brained and I needed some right brains.'

'What was the first guy that invented the box thinking out of?'

Origin of the Universe/Big Bang Theory/Big Cowlick Theory

'...Would you like me to try out my Big Bang theory?'

MI5 Press Office

'My thanks go first to the Nobel Committee for this great honor, and to my son who encouraged me to keep my mind agile with word games, and puzzles.'

"And if the golf area of the brain was somehow destroyed, there might be a little something extra in it for you."