至今一切社会的历史都是阶级斗争的历史。
生物学中的主要问题不是通过新技术解决的，而是通过新思想解决的。
The Ethiopians say that their gods are snub-nosed and black, the Thracians that theirs have light blue eyes and red hair.
The beauty of cinema lies in its ability to make the invisible visible.
We must focus on quality and customer satisfaction to build a brand that lasts.