Which of these people or forces does "Sinners in the Hands of an Angry God" indicate is the most powerful?

Which sentences from part 1 of the call of the wild would best serve as evidence of the theme "sometimes survival depends on knowing when not to fight"? buck had accepted the rope with quiet dignity. to be sure, it was an unwonted performance: but he had learned to trust in men he knew, and to give them credit for a wisdom that outreached his own. he had merely intimated his displeasure, in his pride believing that to intimate was to command. but to his surprise the rope tightened around his neck, shutting off his breath. he saw, once for all, that he stood no chance against a man with a club. he had learned the lesson, and in all his after life he never forgot it. that had given them an unfair advantage; but now that it was off, he would show them. they would never get another rope around his neck.

What is the effect of the haiku structure on this poem?   how does the line structure describe the subject(s)?   and how does a haiku compare to a rhyming and longer poem in terms of its effect on you as a reader?

How is dr. lanyon characterized in the excerpt? as friendly as arrogant as wise as mournful