While I can see the appeal of this, on the other hand I’m a bit leery about expending mental effort to suppress one’s emotions. The central question is whether diverting your attention from a particular feeling trains your mind to actually not have that feeling, or whether it just reduces self-awareness and prevents one from dealing with that feeling. Getting the wrong answer to that question can result in rather bad outcomes.
While I can see the appeal of this, on the other hand I’m a bit leery about expending mental effort to suppress one’s emotions. The central question is whether diverting your attention from a particular feeling trains your mind to actually not have that feeling, or whether it just reduces self-awareness and prevents one from dealing with that feeling. Getting the wrong answer to that question can result in rather bad outcomes.