Who said "Dreams are powerful. But action is more powerful."?

This quote is attributed to Greta Thunberg.

Dreams are powerful. But action is more powerful. - Greta Thunberg

"Dreams are powerful. But action is more powerful."

Greta Thunberg Dreams

Climate Activist, Student Swedish Born 2003 (age 23)

"Our house is on fire. I want you to panic."

"You are not mature enough to tell it like it is. Even that burden you leave to us children."

"No one is too small to make a difference."

"A lot of people want to just continue not doing anything."

"This is going to be a great show!"

"Dreams are what make life worth living."

"Never stop dreaming big."

"Dreams are what keep us going."