Such a complete evaluation of the facts is necessary in every case because outside of written opinions and transcribed oral statements, we have no basis to discern the reasoning of the MSPB and decide whether there exists “such relevant evidence as a reasonable mind might accept as adequate to support a conclusion.” Massa v. Dep't of Def., 815 F.2d 69, 72 (Fed.Cir.1987) (internal quotation marks omitted). If considerable countervailing evidence is manifestly ignored or disregarded in finding a matter clearly and convincingly proven, the decision must be vacated and remanded for further consideration where all the pertinent evidence is weighed.