He made no pretence to goodness.

He was no saint, nor would he set up for one.

All who knew him knew this, and none better than Kalman.
"I may not be a saint, but I am no hypocrite, neither will I play the part for any one." In this thought his mind took eager refuge, and he turned it over in various phrases with increasing satisfaction.
He remembered with some anxiety that Brown's mental processes were to a degree lacking in subtlety.

Brown had a disconcertingly simple and direct method of dealing with the most complex problems.

If a thing was right, it was right; if wrong, it was wrong, and that settled the matter with Brown.