The old believe everything, the middle aged suspect everything, the young know everything.
Many a man's reputation would not know his character if they met on the street.
我一直认为,机器的真正考验在于它在普通劳动者手中的实际效用。
Innovation in mining isn't optional - it's essential for our future.
不要数日子,要让日子有意义。
质量永远不能妥协,因为声誉是一辈子建立的,但可能在一瞬间失去。