na-not; tat-that; danam-charity; prasamsanti-the saintly persons praise; yena-by which; vrttih-one's livelihood; vipadyate-becomes endangered; danam-charity; yajnah-sacrifice; tapah-austerity; karma-fruitive activities; loke-in this world; vrttimatah-according to one's means of livelihood; yatah-as it is so.