Mediator as applied to Christ, is borrowed from persons, whose office it is to reconcile such parties as are at variance, being as it were in the middle, betwixt both, soliciting the cause of each to the other, till they bring them to concord or agreement.
Man naturally is earth-like, a heavy and lumpish piece, being taken out of the Earth, and the offspring of red Earth.
If a man would come to God, which is happiness, his chief end, the Way if Jesus Christ: “no man cometh unto the Father, but by me.” Here man is the subject, God or happiness the end, Christ the Way.
Among the many things Christ is compared to in the holy scripture, to set forth his transcendent excellency, beauty, usefulness, and perfections, this of a Fountain is none of the least, it being a most profitable metaphor.
Amongst the many metaphors that our blessed Saviour is expressed by in the holy scriptures, certainly this of the Door must carry emphasis and signification, for use and improvement; otherwise He that was wiser than Solomon, and spake as never man spake, (for excellency of matter and form) would never have likened himself to a Door.
