What does it say on Stephen Hawking's headstone?
R. I. P. Roll in Peace.
What Stephen Hawking doesn't know about wheelchairs isn't worth knowing.
How do you execute Stephen Hawking?
The electric wheelchair.
It puts a whole new spin on meals on wheels. No pun intended.
What's the difference between Stephen Hawking and his wheelchair?
At least his wheelchair can pull a woman.
If you look up the word "wheelchair" in a dictionary, you will see a picture of Stephen Hawking.