1) Spirit life is - God the Holy Spirit residing and reigning in and through the human spirit.
a) Spirit life begins when we are born again or born of the Spirit
i) John 3
ii) Ephesians 2:1
b) The Holy Spirit resides in us at the moment of salvation.
i) John 14:17
ii) Romans 8:9
iii) 1 Corinthians 12:13
c) The Holy Spirit reigns in us when we surrender ourselves to God.

Spirit Life is eternal life and abundant life.
a) Eternal speaks of the quantity of life.
b) Abundant life describes the quality of life.
c) Many Christians receive eternal life but never experience abundant life

3) Spirit Life is sidelining self and surrendering to the Spirit.

4) Spirit Life is transformation by the truth.

a) Conform is to change from outside influence
b) Transform is to change from the inside out
c) Presentation of the body
d) Transformation by the truth
i) The source of truth is God, and His Word IS truth.