"We are what we think we are."

— Paramahansa Yogananda

“Change your thoughts and you change your world.”

Norman Vincent Peale

“I am convinced that a person’s behavior springs from his ideas.”

— Alfred Adler, Developer of Individual Psychology

“You become what you think about all day long.”

— Ralph Waldo Emerson

“The soul becomes dyed with the color of its thoughts.”

— Marcus Aurelius

“We become what we think.”

—  Siddhartha Gautama, the Buddha, Dhammapada