People
He didn't tell me how to live; he lived, and let me watch him do it.
— Clarence Budington Kelland

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker recalls someone who taught by example rather than instruction. Instead of lecturing on how to live, he simply lived, and the speaker learned by observing. The words convey admiration for a quiet model whose everyday conduct was the lesson.
Context reviewed