In John 14:6, 'the way' is doctrine, 'the truth' is every thing pertaining to doctrine, and 'the life' is the essential good which is the life of truth.

(Referencias: Arcana Coelestia 2531)

In Isaiah 66:3, this signifies worshipping God from things that represent spiritual good but in reality love evil and falsity. (Apocalypse Explained 340[16])