Instruct the wise and they will be wiser still; teach the righteous and they will add to their learning.
NIV
Give instruction to a wise man and he will be yet wiser; teach a righteous man (one upright and in right standing with God) and he will increase in learning.
AMP
Give instruction to a wise man, and he will be yet wiser: teach a just man, and he will increase in learning.
KJV
We are from God, and whoever knows God listens to us; but whoever is not from God does not listen to us. This is how we recognize the Spirit of truth and the spirit of falsehood.
NIV
We are [children] of God. Whoever is learning to know God [progressively to perceive, recognize, and understand God by observation and experience, and to get an ever-clearer knowledge of Him] listens to us; and he who is not of God does not listen or pay attention to us. By this we know (recognize) the Spirit of Truth and the spirit of error.
AMP
We are of God: he that knoweth God heareth us; he that is not of God heareth not us. Hereby know we the spirit of truth, and the spirit of error.
KJV
The elder, To the lady chosen by God and to her children, whom I love in the truth – and not I only, but also all who know the truth –
NIV
THE ELDERLY elder [of the church addresses this letter] to the elect (chosen) lady (Cyria) and her children, whom I truly love--and not only I but also all who are [progressively] learning to recognize and know and understand the Truth--
AMP
The elder unto the elect lady and her children, whom I love in the truth; and not I only, but also all they that have known the truth;
KJV
Let the wise listen and add to their learning, and let the discerning get guidance –
NIV
The wise also will hear and increase in learning, and the person of understanding will acquire skill and attain to sound counsel [so that he may be able to steer his course rightly]--[Prov. 9:9.]AMP
A wise man will hear, and will increase learning; and a man of understanding shall attain unto wise counsels:
KJV
Do not deceive yourselves. If any of you think you are wise by the standards of this age, you should become "fools" so that you may become wise.
NIV
Let no person deceive himself. If anyone among you supposes that he is wise in this age, let him become a fool [let him discard his worldly discernment and recognize himself as dull, stupid, and foolish, without true learning and scholarship], that he may become [really] wise. [Isa. 5:21.]AMP
Let no man deceive himself. If any man among you seemeth to be wise in this world, let him become a fool, that he may be wise.
KJV