"There is no quantum world. There is only an abstract quantum physical description. It is wrong to think that the task of physics is to find out how nature is."

"There is no quantum world. There is only an abstract quantum physical description. It is wrong to think that the task of physics is to find out how nature is." -Niels Bohr All of science is abstract, not even "force" describes something physical. There are many more concrete models like Bohmian that don't rely on unprovable conjecture.