It seemed good to me also, having had perfect understanding of all things from the very first, to write unto you in order, most excellent Theophilus,
All Commentaries on Luke 1:3 Go To Luke 1
Ambrose of Milan
AD 397
So the Gospel was written to Theophilus, that is, to him whom God loves. If you love God, it was written to you. If it was written to you, discharge the duty of an evangelist. Diligently preserve the pledge of a friend in the secrets of the Spirit.