1) When the speaker says “black night doth take away,” he is creating the picture of night removing or taking something away; this is using personification to describe the impact of the night.
2) The speaker uses the part of a day to describe the whole time in life, when he says “the twilight of such day” can be seen in him. This is the use of synecdoche.
3) The speaker talks about enjoying life and being filled with love. He uses paradox to describe the life that ends in death “consumed by that which it was nourished by”. In the end this love can no longer give strength to continue.
2) The speaker uses the part of a day to describe the whole time in life, when he says “the twilight of such day” can be seen in him. This is the use of synecdoche.
3) The speaker talks about enjoying life and being filled with love. He uses paradox to describe the life that ends in death “consumed by that which it was nourished by”. In the end this love can no longer give strength to continue.