It would allow you to see how closely you line up with the candidate for whom you intend to vote, and thereby tell you whether your attraction is based on a congruence of views or a more ephemeral sense of goodwill.
nothing can help you discover which candidate aligns most with your views other than reading all their speeches. 
mnli hypothesis: nothing can help you discover which candidate aligns most with your views other than reading all their speeches.  premise: It would allow you to see how closely you line up with the candidate for whom you intend to vote, and thereby tell you whether your attraction is based on a congruence of views or a more ephemeral sense of goodwill.