导演:杰弗里·沃克主演:姜虎东,李寿根,金希澈,徐章勋,金永哲,金世晃,黄致列,闵京勋,李相旼,张圣圭
1. Gratitude: Expressing gratitude for the blessings in our lives can significantly increase our happiness levels. Take a few minutes each day to reflect on the things you are grateful for and write them down in a gratitude journal.