1 Corinthians 1:29

1:29 so that no one can boast in his presence.

1 Corinthians 2:15

2:15 The one who is spiritual discerns all things, yet he himself is understood by no one.

1 Corinthians 3:4

3:4 For whenever someone says, “I am with Paul,” or “I am with Apollos,” are you not merely human?