To know God is to know life and to know life you must know Christ and Christ can only be known with the help of the Holy Spirit who is the Spirit and the Reality of truth: the Spirit of truth; whom the world cannot receive, because it seeth him not, neither knoweth him: but ye know him; for he dwelleth with you, and shall be in you. The Holy Ghost, whom the Father will send in my name, he shall teach you all things, and bring all things to your remembrance, whatsoever I have said unto you. Understanding The Immensurability of God