小说是一种印象,不是一种论证;它是生活的一种印象。
The family is the nucleus of civilization.
Positive emotions broaden our awareness and encourage novel, varied, and exploratory thoughts and actions. Over time, this broadened behavioral repertoire builds skills and resources.
When something terrible happens people wake up.
天然气领域的创新是可持续能源未来的关键。