Full Idea
A 'trick' can behave like a disposition, as when someone says 'abracadabra' over a hot cup of coffee, stimulating it (?) to gradually cool down.
Gist of Idea
A 'trick' can look like a stimulus for a disposition which will happen without it
Source
Friend/Kimpton-Nye (Dispositions and Powers [2023], 2.2.4)
Book Reference
Friend/Kimpton-Nye: 'Dispositions and Powers' [CUP 2023], p.14
A Reaction
This is like Humean constant conjunction which is obviously not a cause, such as night following day. Only a problem is this cup of coffee is seen in isolation from all other cups of coffee. Post hoc propter hoc does not apply to all stimuli!