To the family: you shared Stephen with all of us for so long. Thank you. We're holding you in our thoughts.
Their story
Stephen Hawking showed that black holes emit radiation and wrote A Brief History of Time, which sold more than ten million copies. Diagnosed with motor neurone disease at 21 and given two years to live, he worked for another five decades.
In their own words
“However difficult life may seem, there is always something you can do and succeed at.”

Beautifully said.