Earlier quoted context omitted.
Another pearl of his is to be "profuse in your praise". Even if it risks sounding empty or pure flattery, because it always leaves a good impression and works.
Profuse praise is so weird and off-putting to be a recipient of. I don't know what you're talking about. Maybe this was true however many years ago but it doesn't feel true all the time today.
Also, if you are of the personality type/disposition that this doesn't work on, don't underestimate the huge percentage of people on which it does work.