If you think you know everything about a certain topic, it is a sure sign that you don't.
1Co 8:2 And if any man think that he knoweth any thing, he knoweth nothing yet as he ought to know.
Rom 11:33 O the depth of the riches both of the wisdom and knowledge of God! how unsearchable are his judgments, and his ways past finding out!
Eph 3:8 Unto me, who am less than the least of all saints, is this grace given, that I should preach among the Gentiles the unsearchable riches of Christ;
length, breadth, depth, hight
passes knowledge
know nothing yet as they ought to know
1Ti 6:4 He is proud, knowing nothing, but doting about questions and strifes of words, whereof cometh envy, strife, railings, evil surmisings,
the more you learn about the Lord, the more you understand that there is yet more that have yet to learn.
you can learn tremedous amounts and
Eph 3:16 That he would grant you, according to the riches of his glory, to be strengthened with might by his Spirit in the inner man;
Eph 3:17 That Christ may dwell in your hearts by faith; that ye, being rooted and grounded in love,
Eph 3:18 May be able to comprehend with all saints what is the breadth, and length, and depth, and height;
Eph 3:19 And to know the love of Christ, which passeth knowledge, that ye might be filled with all the fulness of God.
It's not just about knowing facts in your head, it is an experiencial, intimate knowledge, understanding, experience and familiarity. It is "knowing" in the spirit.
Eph 3:20 Now unto him that is able to do exceeding abundantly above all that we ask or think, according to the power that worketh in us,
And now that you have some revelation, glory not in the revelation knowledge, but be sure that all glory goes to Jesus.
Eph 3:21 Unto him be glory in the church by Christ Jesus throughout all ages, world without end. Amen.
1Co 8:1 Now as touching things offered unto idols, we know that we all have knowledge. Knowledge puffeth up, but charity edifieth.
Phi 4:7 And the peace of God, which passeth all understanding, shall keep your hearts and minds through Christ Jesus.