Innovation in mining technology isn't about replacing people, but about empowering them to do their jobs better and safer.
The text is a tissue of quotations drawn from the innumerable centres of culture.
农时:指春耕、夏耘、秋收三个时令。与其等灾荒来了再想办法补救,不如早防备灾荒,而防备灾荒最好就是抓住农时。
Simple things often evoke the strongest emotions.