"And God shall wipe away all tears from their eyes; and there shall be no more death, neither sorrow, nor crying, neither shall there be any more pain: for the former things are passed away." - Revelation 21:4
Truth needs no validation because it is self-evident and undeniable. Therefore, anything that requires validation to be realized or justified as truth must contain at least some degree of falsehood.
Light travels faster than sound. This is why some people appear bright until you hear them speak.