optimal grip want divergence elegance okay far yeah yeah establish going jermaine argument justifying mystical transformations okay would mistaken simplifying elegance um explanatory predictive um depends mean mean lot plausibility n't propositional level plausibility also degree trait like particular construct know kuhn others pointed gives sets skills world science like opens often things want careful 're often believed explain also train train particular sets skills allow scientists field work make new kinds observations give rules tools 'll like construct like 'll like construct gives rules 'll like construct gives tools gives tools rules well like 've got e equals mc squared 've got massive explanatory thing relativity also allows make atomic weapons 'm making ethical claim 's powerful tool right one reasons believe know relativity precisely wow know really odd counter factual counter intuitive thing take paper clips worth matter could smash city ground want clear mean broaden tools rules yes something like yeah yeah get get expansion 'm curious something came mentioned crosstalk uh progress presupposing um ontology good 're progressing mean brought counterexample tool effective even 's even 's detrimental presuppositio