I have fed you with milk, and not with solid food: for until now you were not able to bear it, neither yet now are you able.
All Commentaries on 1 Corinthians 3:2 Go To 1 Corinthians 3
Tertullian of Carthage
AD 220
What was the subject-matter which led the apostle to write such (words)? The inexperience of a new and just rising Church, which he was rearing, to wit, "with milk "not yet with the "solid food"