You merely report what you see.

So, if you are doomed to write only of what you see, then the best thing for you to do is to see as many things as possible.

You must see all kinds of life.
You must progress.

You must leave New York, and you had better go to London." "But on the Republic," Endicott pointed out, "I get a salary.

And in London I should have to sweep a crossing." "Then," said the literary editor, "you could write a story about a man who swept a crossing." It was not alone the literary editor's words of wisdom that had driven Philip to London.