Who said "Being yourself is the coolest thing you can be."?

This quote is attributed to Ernie.

Being yourself is the coolest thing you can be. - Ernie

"Being yourself is the coolest thing you can be."

Ernie

"Rubber Duckie, you're the one. You make bath time lots of fun."

"A friend is someone who likes you even when you're not being your best self."

"Sometimes the best thing to do is just listen to what someone else has to say."

"It's okay to be different. Different is what makes us special."