If you're always losing and miserable, then you are not practicing the Daishonin's Buddhism correctly.

For Today and Tomorrow

Daily Encouragement by Daisaku Ikeda
Sunday, May 18, 2014:

Those who have experienced great suffering must win in life and become happy. If you're always losing and miserable, then you are not practicing the Daishonin's Buddhism correctly. You are not following the true path in life. Buddhism teaches the means by which the sad can become happy and the happy become happier still. That is the reason for our practice.