KJV : He that hath <03045> (8802) knowledge <01847> spareth <02820> (8802) his words <0561>: [and] a man <0376> of understanding <08394> is of an excellent <03368> (8675) <07119> spirit <07307>. {an...: or, a cool}NASB : He who restrains his words has knowledge, And he who has a cool spirit is a man of understanding.NASB# : He who restrains<2820> his words<561> has<3045> knowledge<1847>, And he who<7119> has a cool<7119> spirit<7307> is a man<376> of understanding<8394>.