When the Lord learned of this he left Judea and went back once more to Galilee.
Timing is important. A confrontation with the Pharisees was coming, but the time had to be right. The disciples needed their three years apprenticeship. I remember a missionary candidate who was impatient to be on the mission field, disregarding the advice of more experienced Christians about first receiving the appropriate training and plunging ahead. It all ended in tears.
In our Christian life we might need to be as innocent as doves, but sometimes we need to be as wise as serpents.