“Right or Wrong”

How can I know what is right and what is wrong?  Psalm 119:105; John 17:17

What have I done with the truth I’ve been given?  Proverbs 23:23;  Romans 1:25

God gives warning against mislabeled truth.  Isaiah 5:20

Do I have a love for the truth?  2 Thess.  2:10-11