Jesus was speaking to his disciples on how to handle certain types of situations. He also tells us today to be very wise when we face similar circumstances/ situations . We are to watch and listen, speak with wisdom and understanding. Cause no trouble , in other words , hold your peace and say nothing . Let the Holy Spirit take control and guide you .If you must address the situation/ circumstance, ask Jesus to put the words in your mouth that must needs be spoken. Speak them in love.