Although Jack worked hard, he was never promoted. Because he was fat, he was jolly. Technical writing is a difficult but important skill to master. It requires long hours of work and concentration. This time and effort are well spent.
Writing is indispensable for success.
Good writers derive pride and satisfaction from their effort. A highly disciplined writing course should be part of every student's curriculum. Social change takes many forms in modern society. People are affected by it in several different ways. In the past, a man's prestige as well as much of his life satisfaction lay in his occupation and in his work.