一个试图教学而不激发学生学习欲望的教师，就像在冷铁上敲打。
A teacher who is attempting to teach without inspiring the pupil with a desire to learn is hammering on cold iron.
Sustainability is not an option; it's a necessity for the future of our industry.
战略不是规划的后果，而是相反：它是规划的起点。
The joy of chemistry is in seeing the invisible become visible.
"You can't go back and change the beginning, but you can start where you are and change the ending."
所有有效广告的秘密不在于创造新的、巧妙的文字和图片，而在于将熟悉的文字和图片置于新的关系中。