The half-acre square pond is open, and the skylight and cloud shadows are lingering. Ask the canal how clear it is, only living water can come from the source. ~Song Dynasty. Zhu Xi (xi)

1. Talented people have emerged from generation to generation, and each has led the way for hundreds of years. 2. As soon as the half-acre square pond is opened, the skylight and cloud shadows linger.

The thorns of wisdom bloom on the horizon of literature

Books are the ladder of human progress - Bacon.