Who said "The imagination is the only empire that never falls."?

This quote is attributed to Fernando Pessoa.

The imagination is the only empire that never falls. - Fernando Pessoa

"The imagination is the only empire that never falls."

Fernando Pessoa Imagination

Poet Portuguese 1888–1935

"I am not I; I am this one walking beside me whom I do not see."

"To be great, be whole; exclude nothing, exaggerate nothing that is not you."

"The worst prison people live in is the fear of what other people think."

"I love without knowing how, or what, or even if I exist."

"Imagination is more powerful than knowledge."

"The world is full of wonders if you know where to look."

"You have the imagination of a child, Lucy"

"The world is full of mysteries waiting to be solved."