In the lines from "A Midsummer Night's Dream" by William Shakespeare, the speaker, possibly Puck, expresses a sense of authority and control as they guide others. The repetition of "up and down" suggests movement and the playful nature of the guidance they provide. This whimsical leadership conveys both confidence and a mischievous spirit, which is a central theme in the play.

The phrase highlights the speaker's dual role; while they are admired and feared, they also embody the chaotic and enchanting qualities of the magical world. The idea of being 'feared in field and town' implies a powerful presence, one that influences people's experiences and perceptions, illustrating the enchanting yet unpredictable nature of love and magic throughout the narrative.