Your character is determined by how you challenge yourself, and how you wrestle with your problems, in a way that is unique to you. This is how character is polished and becomes diamond-like.

Nothing can equal the splendor of youth. To be young is to possess a treasure of infinite worth, far greater than any person of power. This is all the more true of you who possess the eternal treasure of the Mystic Law. Those who live based on this supreme Law are bodhisattvas and Buddhas.

from sgi.org

The greatest tragedy in life is not to die, it is to live as if dead, to let the life within us wither. Toward what goal or achievement are we striving in life? This is the important question to ask ourselves.