Someone who stays up all night wondering if there's a dog...
How about this one:
Mahatma Gandhi, as you know, walked barefoot most of the time,
which produced an impressive set of callouses on his feet.
He also ate very little, which made him rather frail
and with his odd diet, he suffered from bad breath.
This made him...
A super-calloused fragile mystic man with halitosis..