"Contented mind is a perpetual feast" nghĩa là gì?

"Contented mind is a perpetual feast" có contented là thỏa mãn/hài lòng, a perpetual feast là bữa tiệc dài lâu -> cụm từ này nghĩa là nếu hạnh phúc và hài lòng sẽ không phấn đấu để đạt được nhiều hơn.

Ví dụ 

Once I reframed (sắp xếp lại) my priorities, I realized that I had everything I could ever want. I guess it's true that a contented mind is a perpetual feast.

 Jill: "Lillian doesn't make very much money, but she seems to be happy all the time. I wonder how she manages that?" Jane: "A contented mind is a perpetual feast."

A grueling schedule (lịch trình mệt mỏi), but Zhao has no complaints. "I was not a skilled person so I had to work hard", he said. "Every day is a new day. Between being depressed and happy, why not choose the latter? A contented mind is a perpetual feast."