2.How does Unity embody in Writing? (1) When we talk about paragraph unity,we mean that only one main idea should be discussed in each paragraph. When we talk about unity of an essay,we mean that only one theme should be discussed in the essay. When we talk about the sentence unity we mean one sentence expresses one complete thought.2. How does Unity embody in Writing? (1) When we talk about paragraph unity, we mean that only one main idea should be discussed in each paragraph. When we talk about unity of an essay, we mean that only one theme should be discussed in the essay. When we talk about the sentence unity, we mean one sentence expresses one complete thought