我们需要对互联网的安全保持警惕。
Sustainability isn't an option; it's a necessity for the future of our planet.
The speed of the leader determines the rate of the pack.
The novel is a perfect medium for revealing to us the changing rainbow of our living relationships.
The degree of slowness is directly proportional to the intensity of memory. The degree of speed is directly proportional to the intensity of forgetting.