Nichiren was utterly convinced we could change even the most dire and painful reality, including the danger of war, and, indeed, that it was imperative we do so.

Buddhism Day by Day

Wisdom for Modern Life by Daisaku Ikeda
Monday, May 19, 2014:

 

Nichiren was utterly convinced we could change even the most dire and painful reality, including the danger of war, and, indeed, that it was imperative we do so. This conviction underlies his unwavering determination to create a peaceful society by widely disseminating the teachings of Buddhism.