What is the effect of juxtaposing these the poems "The Tyger" and "The Lamb" by William Blake?

When you
juxtapose the two poems and The Lamb you get a battle of the rhythms, where one is fierce
and the other is innocent.  Together, they are like two halves of the same song.

Blake wrote the two poems as a spiritual symphony.  They are meant to be read
together.  They each...

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