The origin is the source of all things, change is the law of transformation, and the Tao is the ultimate principle and state.

Yuan is the 'root', Yi is the 'thread', Dao is the 'soul';
Yuan establishes the source, Yi reveals rise and decline, Dao leads to perfection.

The origin is the source of all things, the foundation and初心 of all matters; change is the law of transformation, the thread and cycle of all phenomena in the world; the Tao is the ultimate principle and state, the soul and perfection of all things' operation. Yuan, Yi, Dao—establish the origin, uphold the root, understand change, follow the Tao to reach far, guard the root, clarify the thread, return to the soul, harmonizing with the fundamental heart of heaven and earth.