I heard the Spirit of the Living God who reigns say, 
Inbound truth has a resonance and a sound. Don’t fret about your ability to know the truth or find the truth. The inbound truth has a resonance and a sound that strikes a chord in your heart. The chords of your heart are tuned to righteousness, truth and love. When something other than these hits the strings of your heart, discord is the sound and the feeling produced.