"Life is but a canvas painted on the dark background of time." - Unknown
"I once saw a man who was a painter, and he said, 'Life is but a canvas.' I asked him, 'What kind of painter are you?' He said, 'I'm a painter of nothing, but a painter nonetheless.'" - Also unknown
"I'm a painter of nothing, but a painter nonetheless. And I'm not even good at that." - Me, apparently.
Meaninglessness