Who said "Happiness is found not in comfort, but in purpose."?

This quote is attributed to Sif.

Happiness is found not in comfort, but in purpose. - Sif

"Happiness is found not in comfort, but in purpose."

Sif Happiness

"I have waited lifetimes for this moment."

"A warrior's heart beats strongest in battle."

"We are bound by more than just duty."

"The past shapes who we become."

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."