Who said "Be grateful for your joints—they're a gift."?

This quote is attributed to Flexo.

Be grateful for your joints—they're a gift. - Flexo

"Be grateful for your joints—they're a gift."

Flexo Gratitude

"Bending is an art, and I am its masterpiece."

"Why settle for one beautiful thing when you can have many?"

"A true bender never bends the same way twice."

"Shiny things call to those with refined tastes."

"Gratitude makes life richer."

"A grateful heart is a happy heart."

"Respect those who came before us."

"Life's greatest treasures are the people we love"