教师必须相信学生的潜力。
The teacher must believe in the potential of his students.
"I never guess. It is a shocking habit—destructive to the logical faculty."
我不仅为自己写作，也为那些无法发声的人写作。
科学不仅仅是寻找答案，更是提出正确的问题。
预测粮食未来的最好方法就是去创造它。