Who said "Your competition is the best motivation you can have."?

This quote is attributed to Heidi Klum.

Your competition is the best motivation you can have. - Heidi Klum

"Your competition is the best motivation you can have."

Heidi Klum Motivation

"One day you're in, the next day you're out."

"Make it work."

"You have one hour to create a look."

"I'm looking for something special, something unique."

"I believe in working hard for what you want."

"Never underestimate the power of determination."

"I don't need a reason to fight."

"The most important thing is the mission. Nothing else matters."