写作的行为是一种生存的行为。
The reason why men enter into society is the preservation of their property.
To promote the high-quality development of the coal industry, we must rely on technological innovation and intelligent upgrading.
我总是尽力做到最好,但这并不容易。
我们生活中最美好的时刻不是被动的、接受的、放松的时刻……最美好的时刻通常发生在一个人自愿努力完成一项困难而有价值的事情时,身体或精神被拉伸到极限。