1. To Gain a Deeper Understanding: Rereading a poem allows you to delve deeper into its layers of meaning and symbolism. Each time you read it, you may discover new insights and nuances that you missed in the previous readings.
2. To Appreciate Poetic Techniques: Reading a poem multiple times can help you better understand and appreciate the poet's use of language, imagery, rhythm, and other poetic techniques. This enhances your overall enjoyment and understanding of the poem.
3. To Memorize: If you are learning a poem by heart, repeated readings are necessary to commit the lines to memory.
4. Enjoyment: Simply rereading a poem because you find it enjoyable can be a rewarding experience. Different moods, perspectives, and contexts may lead you to derive different pleasures from subsequent readings.
In summary, the number of times you read a poem is up to you. Whether it's for understanding, appreciation, memorization, or enjoyment, repeated readings can offer rich insights and satisfaction.