Josei Toda urged young people to “strive constantly to improve themselves, to become more dignified and cultured, and to establish a better, greater self.” Develop yourself! This was his message to the youth.
From The Wisdom for Creating Happiness and Peace, part 2, revised edition, pp. 341-42

Daisaku Ikeda

Our organization exists to mobilize the spirit of human goodness—people’s desire to help and benefit others—and use it to create great value. You might say that the Soka Gakkai is a body or organism that took form and came to life specifically to bring together the basic goodness of people’s hearts, to further develop that goodness and strengthen it.
From The Wisdom for Creating Happiness and Peace, part 3, revised edition, pp. 115-26

Daisaku Ikeda

Practicing Nichiren Buddhism enables us to become as strong as we possibly can. To live in such a way that we can perceive everything in terms of faith and are always determined to overcome everything through faith means to walk the path to eternal happiness.
>From The Wisdom for Creating Happiness and Peace, part 1, revised edition, p. 204

Daisaku Ikeda