If you persevere, the rotten wood will not be broken; if you persevere, the gold and stone can be carved. ——"Xunzi Encouraging Learning"

Life is like an anvil, the more it is struck, the more sparks it can emit. —— Galileo

Pessimistic people are alive and dead, but optimistic people are immortal. . ——Byron

Wisdom, hard work and genius are higher than nobles and wealth. ——Beethoven

Ambition and enthusiasm are the assistants of great achievements.

—— Goethe

Values ??generate confidence, confidence generates enthusiasm, and enthusiasm conquers the world - Walter H. Cottingham