Teachers 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.
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。
不要害怕冒险——大多数伟大的发明都来自大胆的实验。
To dare is to lose one's footing momentarily. Not to dare is to lose oneself.
