Full Idea
Among the most powerful indications of truth belongs the fact that scientific propositions agree with one another as well as with phenomena.
Gist of Idea
Scientific truths are supported by mutual agreement, as well as agreement with the phenomena
Source
Gottfried Leibniz (Letters to Burcher De Volder [1706], 1699.03.24/04.03)
Book Reference
Leibniz,Gottfried: 'Leibniz Selections', ed/tr. Wiener,Philip P. [Scribners 1951], p.162
A Reaction
I take this to be the case not only with science, but with all other truths. Leibniz is particularly keen on the interconnectedness of things, so coherence justification suits him especially well. But surely all scientists embrace this idea?