Who said "The best investment you can make is in yourself."?

This quote is attributed to Heidi Klum.

The best investment you can make is in yourself. - Heidi Klum

"The best investment you can make is in yourself."

Heidi Klum Health

"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."

"You can't expect to be happy if you're surrounded by mess."

"Health and happiness - these are true wealth"

"How can you live like this? It's like a pigsty!"

"You're going to get sick living like this."