Who said "I'm thankful for every test because it makes me better."?

This quote is attributed to Sonic the Hedgehog.

I'm thankful for every test because it makes me better. - Sonic the Hedgehog

"I'm thankful for every test because it makes me better."

Sonic the Hedgehog Gratitude

"Gotta go fast!"

"I'm outta here!"

"No time for this!"

"You're too slow!"

"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"