There is nothing permanent except change.
惟有变化才是永恒的。
在农业中，耐心不仅是一种美德；更是质量的必要条件。
写作的行为是一种乐观的行为。
The city's cold and empty, no one's around to judge me.
"Man is not what he thinks he is, he is what he hides."
The most profound truths are often the simplest.
Every saint has a past, and every sinner has a future.
Mathematics is the organ with which we comprehend the phenomena of nature.
学习涉及网络中单元之间连接强度的逐步调整。