教师必须具有健康的体魄，农人的身手，科学的头脑，艺术的兴味，改革社会的精神。
A teacher must have a healthy body, the skills of a farmer, the mind of a scientist, the interest in art, and the spirit of social reform.
I'm a great believer in luck, and I find the harder I work the more I have of it.
Success is not final, failure is not fatal: it is the courage to continue that counts.
问题不是如何被治愈，而是如何生活。
未来不是我们进入的某物。未来是我们创造的某物。
每次革命都会蒸发，只留下新官僚主义的泥浆。
Every rock, every tree, every river has a story to tell.