It can be found in The Wisdom for Creating Happiness and Peace, part 1, revised edition, chapter 7, installment 5, pp. Buddhism is the way to happiness for both self and others, and to victory for all. Serving others as we pursue that aim enriches us as human beings and becomes a precious personal treasure. It advocates neither sacrificing others nor sacrificing ourselves. It may be noble to sacrifice oneself for others, but it is not something we can expect of everyone.