According to the Vedas, there are three kinds of proof: pratyaksa, anumana and sabda. One is by direct visual perception. If a person is sitting in front of me, I can see him sitting there, and my knowledge of his sitting there is received through my eyes: Revision history
Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.