Who said "I am grateful for those who support my endeavors."?

This quote is attributed to Dexter.

I am grateful for those who support my endeavors. - Dexter

"I am grateful for those who support my endeavors."

Dexter Gratitude

"What does this button do?"

"I must focus on my work."

"Science rules!"

"Dee Dee, get out of my laboratory!"

"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"