Who said "The only true prison is the prison of the mind."?

This quote is attributed to Francisco Macías Nguema.

The only true prison is the prison of the mind. - Francisco Macías Nguema

"The only true prison is the prison of the mind."

Francisco Macías Nguema Freedom

Dictator, Tyrant Equatorial Guinean 1924–1979

"I am the only one who matters in this country"

"The people exist to serve the state, not the state to serve the people"

"I have the power to create and destroy"

"Education is a tool for control"

"Freedom to pursue your passion is precious."

"Freedom comes at a cost."

"Order isn't restriction. It's freedom."

"Freedom comes with responsibility"