@neologist,
lolol First you should find out what truth is.
John 17:17-19
17 "Sanctify them by Your truth. Your word is truth.
18 "As You sent Me into the world, I also have sent them into the world.
19 "And for their sakes I sanctify Myself, that they also may be sanctified by the truth.
(NKJ)
John 14:26
26 "But the Helper, the Holy Spirit, whom the Father will send in My name, He will teach you all things, and bring to your remembrance all things that I said to you.
(NKJ)