Romans 3:11
There is none that understands, none that seeks for God!
Matthew 13:13-14
"This is why I speak to them in parables, because seeing they do not see, and hearing they do not hear, nor do they understand.
Matthew 13:19
"Whenever any one hears the message of the kingdom, and does not understand it, the Evil One comes and snatches away what was sown in his heart.
Romans 1:22
While they professed to be wise, they became fools,
Romans 1:28
And just as they refused to continue to retain God in their knowledge, so did God cast them out to an outcast mind, to do those things which were indecent.
Romans 8:7
For to be earthly minded is enmity against God; For such a mind is not subject to the Law of God, Nor can it be;
Titus 3:3
For we were ourselves once foolish, disobedient, deceived, slaving for various lusts and pleasures, passing our lives in malice and envy. We were hateful, and we hated one another.
1 John 5:20
And we know that the Son of God is come, and has granted us and understanding, so that we may come to know him who is true. And we are in him who is true, even in his Son Jesus Christ. This is the true God, and life eternal.