It is sometimes referred to as a focus sentence, the topic sentence helps organize the paragraph by summarizing the information in the paragraph. In formal writing, the topic sentence is usually the first sentence in a paragraph (although it doesn't have to be). <span>
</span><span>
</span>
Meth meth meth meth meth meth meth meth meth meth meth
This phrase uses the rhetorical device known as Parallelism. The specific piece "at once...government" is repeated in two parallel clauses and thus qualifies as a parallelism.