The only limit to our realization of tomorrow will be our doubts of today.
Success is not final, failure is not fatal: It is the courage to continue that counts.
The dunes are changed by the wind, but the desert never changes. That's the way it will be with our love for each other.
【释义】天旱时准备船只,洪水时准备车辆,这是事物发展的规律。
质量不是一种技术,而是一种哲学。