Who said "We are all better off when no one is left behind."?

This quote is attributed to Jacinda Ardern.

We are all better off when no one is left behind. - Jacinda Ardern

"We are all better off when no one is left behind."

Jacinda Ardern

Prime Minister New Zealand Born 1980 (age 46)

"Be aroused by injustice. Be afraid of apathy. Do something."

"Leadership is about being the stronger heart."

"I believe that kindness is a policy I can take into the House."

"I am not someone who will be dictated to by the judiciary."