You can have a head crammed with 95% bible and a heart starving on 5% bible (and I don’t mean 5% of the bible, I mean 95% eisegetic junk).
Knowledge puffs up.
Love edifies.
Proverbs 2:5 Then shalt thou understand the fear of the LORD, and find the knowledge of God. 6 For the LORD giveth wisdom: out of his mouth cometh knowledge and understanding.
Ecclesiastes 2:26 For God giveth to a man that is good in his sight wisdom, and knowledge, and joy:
Knowledge is needed.
Romans 10:2 For I bear them record that they have a zeal of God, but not according to knowledge. 3 For they being ignorant of God's righteousness, and going about to establish their own righteousness, have not submitted themselves unto the righteousness of God.
Romans 1:28 Furthermore, just as they did not think it worthwhile to retain the knowledge of God, so God gave them over to a depraved mind, so that they do what ought not to be done.
Ephesians 1:17 That the God of our Lord Jesus Christ, the Father of glory, may give unto you the spirit of wisdom and revelation in the knowledge of him:
Philippians 1:9 And this I pray, that your love may abound yet more and more in knowledge and in all judgment;
Is esigetic puffed up?