Life 101: From Milk to Meat

[photo credit, charismaministries.org]

Hebrews 5:13-14 For every one that useth milk is unskilful in the word of righteousness: for he is a babe. But strong meat belongeth to them that are of full age, even those who by reason of use have their senses exercised to discern both good and evil.

also,
1 Corinthians 13:11