Don't be a jerk and other practical advice from Dogen, Japan's greatest Zen master : a radical but reverent paraphrasing of Dogen's Treasury of the true dharma eye

Explore your spiritual core. By exploring your spiritual core, you are simply asking yourself questions about the person you are and your meaning. Ask yourself: Who am I? What is my purpose? What do I value most? These questions will lead you down a road where you will think more in-depth about yourself and allow you to notice things about yourself that will help you achieve fulfillment.