That we do not comprehend or accept something does not invalidate its truth.
To have knowledge and to know are two different things, and one is possible without the other.
The world is your oyster. Yes, but in that oyster is the pearl; and to get to the pearl one has to first discard the shell and the flesh.
Mind is the Soul speaking and Conscience is the Spirit speaking.
The mind is acquired "human nature". The conscience is inherent "spiritual nature".
If we cut open the bud of a beautiful rose in order to see how it is 'packed' and what it is going to look like, what sort of a bloom will we get?