Roman emperor Marcus Aurelius wrote: “A man’s life is what his thoughts make of it.” Poet and philosopher Ralph Waldo Emerson wrote: “A man is what he thinks about all day long.” Author Earl Nightingale said: “We become what we think about,” and Mark Twain wrote: “Life consists mainly of the storm of thoughts that is forever flowing through one’s head.”
https://www.omaritani.com/blog/what-you-think