His 'philosophy of life' [=his way of living] is to treat people as he would like to be treated.
My 'philosophy' is to live and let live. [=let other people live the way they want to]
Her main cooking 'philosophy' is to use only fresh ingredients.
(..) Oh. Sorry. Hakuna Matata! What a wonderful phrase Hakuna Matata! Ain't no passing craze It means no worries For the rest of your days Yeah, sing it, kid! It's our problem-free philosophy. Hakuna Matata! Welcome to our humble home. You live here? We live wherever we want. It's beautiful. (..)1994 The Lion King
(..) What? Ha-ku-na Ma-ta-ta. It means no worries. Hakuna Matata! What a wonderful phrase Hakuna Matata! Ain't no passing craze It means no worries for the rest of your days It's our problem-free philosophy Hakuna Matata! Hakuna Matata? Yeah, it's our motto. What's a motto? (..)1994 The Lion King