The story is told of a debate in the seventeenth century, I think it may have been among the Westminster divines. One man stood and was making a powerful address concerning some particular point. His opponent in the matter was observed to be writing fairly constantly on his paper. When his turn came, this opponent rose to his feet and delivered a magnificent oration, well-ordered and insightful, Scriptural and compelling, profound and persuasive.
When this tour de force was completed, a man nearby glanced at the notes that had prompted this outpouring of genuine and gracious eloquence, and found a single phrase repeated over and over across the page: “More light, Lord!”