Black No More by George S. Schuyler:
The hard campaign and the worry over the outcome of Helen’s confinement had left traces on Matthew’s face. The satanic lines were accentuated, the eyes seemed sunken farther back in the head, his well-manicured hand trembled a little as he reached for his glass again and again.
He wondered how it would all come out. He hated to leave. He has had such a good time since he’d been white: plenty of money, almost unlimited power, a beautiful wife, good liquor and the pick of damsels within reach. Must he leave all that? Must he cut and run just at the time when he was about to score his greatest victory. Just think: from an underpaid insurance agent to a millionaire commanding millions of people—and then oblivion. He shuddered slightly and reached again for his glass.