Meaning of the word "a contented mind is a perpetual feast" in English

What does "a contented mind is a perpetual feast" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

a contented mind is a perpetual feast

US /ə kənˈtɛntɪd maɪnd ɪz ə pərˈpɛtʃuəl fist/
UK /ə kənˈtɛntɪd maɪnd ɪz ə pəˈpɛtʃuəl fiːst/
"a contented mind is a perpetual feast" picture

Idiom

a person who is satisfied with what they have is always happy and lacks nothing

Example:
He doesn't have much money, but he is happy; truly, a contented mind is a perpetual feast.
My grandmother always said that a contented mind is a perpetual feast to teach us gratitude.