'Thinks' in the Bible

But David vowed again, saying “Your father certainly knows that I have found favor in your sight, and he has said, ‘Do not let Jonathan know this, or he will be worried.’ But truly as the Lord lives and as your soul lives, there is hardly a step between me and death.”

“But a hollow (empty-headed) man will become intelligent and wise[Only] when the colt of a wild donkey is born as a man.

His ways prosper at all times;Your judgments [Lord] are on high, out of his sight [so he never thinks about them];As for all his enemies, he sneers at them.

He says to himself, “I will not be moved;For throughout all generations I will not be in adversity [for nothing bad will happen to me].”

He says to himself, “God has [quite] forgotten;He has hidden His face; He will never see my deed.”

He who walks with integrity and strength of character, and works righteousness,And speaks and holds truth in his heart.

For as he thinks in his heart, so is he [in behavior—one who manipulates].He says to you, “Eat and drink,”Yet his heart is not with you [but it is begrudging the cost].

and I saw all the work of God, I concluded that man cannot discover the work that is done under the sun. Even though man may labor in seeking, he will not discover; and [more than that], though a wise man thinks and claims he knows, he will not be able to find it out.

They say “To whom would He teach knowledge?And to whom would He explain the message?Those just weaned from milk?Those just taken from the breast?

“Woe (judgment is coming) to him who obtains wicked gain for his house [and thinks by so doing]To set his nest on high,That he may be rescued from the hand of evil.

So be careful how you listen; for whoever has [a teachable heart], to him more [understanding] will be given; and whoever does not have [a longing for truth], even what he thinks he has will be taken away from him.”

I know and am convinced [as one] in the Lord Jesus that nothing is unclean [ritually defiled, and unholy] in itself; but [nonetheless] it is unclean to anyone who thinks it is unclean.

But if any man thinks that he is not acting properly and honorably toward his virgin daughter, [by not permitting her to marry], if she is past her youth, and it must be so, let him do as he wishes, he does not sin; let her marry.

Therefore let the one who thinks he stands firm [immune to temptation, being overconfident and self-righteous], take care that he does not fall [into sin and condemnation].

If anyone thinks and claims that he is a prophet [a true spokesman for God] or spiritually astute [filled with and energized by the Holy Spirit], let him recognize that the things which I write to you are the Lord’s commandment.

For if anyone thinks he is something [special] when [in fact] he is nothing [special except in his own eyes], he deceives himself.

being a double-minded man, unstable and restless in all his ways [in everything he thinks, feels, or decides].

If anyone thinks himself to be religious [scrupulously observant of the rituals of his faith], and does not control his tongue but deludes his own heart, this person’s religion is worthless (futile, barren).