From the whole picture, he looks like a gentle and modest gentleman, neither supercilious nor supercilious, and he is pleasant to talk there.
In short, the sparse place should not be too sparse, and the dense place should not be too dense. I just feel that every pen falls in the most suitable position and can't move.
Looking at each painting makes people feel full and three-dimensional. Sometimes it's a little childish like a child's writing, but on the one hand, it's primitive and mature, and the difference is obvious.
To sum up, it is the so-called implication, neither arrogance nor rashness. Kung fu is beyond pen and ink, and the more you look at it, the more you feel it.
There is never a standard answer, it's all based on personal taste.