Stay focused and never lose sight of your goals.
我们不应承认自然事物的原因多于那些既真实又足以解释其现象的原因。
唯一好的教学是那种走在发展前面并引导发展的教学。
How many times must a man look up Before he can see the sky?
Vegetable planting is not only production but also a responsibility. We must be responsible for the health of consumers.