Thinking can be stronger or weaker.
A. There are "thick" thoughts and "thin".
Levels of involved attention. Level of this feeling of self involved in the thinking (thinking with and without agency). Level of belief?
B. The physical / emotional involvement in a thought also varies.
We might view thoughts as kind of activity. You can apply deterrent levels of force etc.
I don't know where to go from here, but it seems to open avenues of thoughts