because ye know not
Proverbs 1:5
A wise man will hear, and will increase learning; and a man of understanding shall attain unto wise counsels:
Proverbs 9:8
Reprove not a scorner, lest he hate thee: rebuke a wise man, and he will love thee.
Proverbs 9:9
Give instruction to a wise man, and he will be yet wiser: teach a just man, and he will increase in learning.
Romans 15:14
And I myself also am persuaded of you, my brethren, that ye also are full of goodness, filled with all knowledge, able also to admonish one another.
Romans 15:15
Nevertheless, brethren, I have written the more boldly unto you in some sort, as putting you in mind, because of the grace that is given to me of God,
2 Peter 1:12
Wherefore I will not be negligent to put you always in remembrance of these things, though ye know them, and be established in the present truth.