The highest court is in the end one’s own conscience and conviction—that goes for you and for and every other physicist—and before any science there is first of all belief.
On the other side, Church spokesmen could scarcely become enthusiastic about Planck's deism, which omitted all reference to established religions and had no more doctrinal content than Einstein's Judaism.
[I do not believe] in a personal God, let alone a Christian God.
The goal is nothing other than the coherence and completeness of the system not only in respect of all details, but also in respect of all physicists of all places, all times, all peoples, and all cultures.
The assumption of an absolute determinism is the essential foundation of every scientific enquiry.
