to lead a happy, fulfilling life

(figuratively) To make drastic changes to one's way of life to the ends of self-improvement.

To act according to one's own desires, beliefs, etc. without anyone else's interference.

if you keep your wife happy, you will avoid trouble.

plural of disability-adjusted life year

(medicine) A measure of overall disease burden, expressed as the number of years lost due to ill-health, disability or early death.

(figuratively) To be one of the many experiences, both good and bad, that make up a full and complete life.

Alternative form of be part of life's rich tapestry

plural of life estate pur autre vie

(law) An estate in land which is given by a grantor to a party only for the duration of the life of a third party, and for which ownership will revert to another upon the death of that third party.