Verses with the word highminded in the New Testament (3 verses):

Romans 11:20
Well; because of unbelief they were broken off, and thou standest by faith. Be not highminded, but fear:

1 Timothy 6:17
Charge them that are rich in this world, that they be not highminded, nor trust in uncertain riches, but in the living God, who giveth us richly all things to enjoy;

2 Timothy 3:4
Traitors, heady, highminded, lovers of pleasures more than lovers of God;