11 About this we have much to say, and it is ^chard to explain, since you have become dull of hearing. 12 For though by this time you ought to be teachers, you need someone to teach you again ^dthe basic principles of the oracles of God. You need ^emilk, not solid food, 13 for everyone who lives on milk is unskilled in the word of righteousness, since he is ^fa child. 14 But solid food is for ^gthe mature, for those who have their powers ^hof discernment trained by constant practice to distinguish good from evil.