John 7:24
Do not judge by appearances; judge justly."
Luke 2:52
And Jesus grew in wisdom as he grew in years, and 'gained the blessing of God and men.'
John 2:25
And because he did not need that others should tell him what men were; for he could of himself read what was in men.
John 8:15-16
You judge by appearances; I judge no one.
1 Corinthians 2:13-15
And we speak of these gifts, not in language taught by human philosophy, but in language taught by the Spirit, explaining spiritual things in spiritual words.
1 Corinthians 4:3-5
But it weighs very little with me that I am judged by you or by any human tribunal. No, I do not even judge myself;
Philippians 1:9-10
And what I pray for is this--that your love may grow yet stronger and stronger, with increasing knowledge and all discernment,
Hebrews 5:14
But 'solid food' is for Christians of mature faith--those whose faculties have been trained by practice to distinguish right from wrong.