Book excerpt: Addressing questions such as What constitutes a meaningful life? and What is true happiness?, this guide to Nichiren Buddhism presents the spiritual practice as a teaching of hope that can answer these and other important questions of modern life. Buddhist teacher Daisaku Ikeda offers insights into The Opening of the Eyes, a longer treatise written by Nichiren that calls for individuals to base themselves on a spirit of compassion and to fight for the happiness of others, regardless of the circumstances. Ikeda’s simple and straightforward commentary brings this integral writing to life for a contemporary readership. Through the text and the accompanying commentary, readers will not will discover a philosophy of inner transformation that will help them find deep and lasting happiness for themselves and for others.