It
is true that coherence means the ideas in a paragraph are logically connected.
Let
us take our perspective in essay-writing for example. In an essay, there is
already a topic given, all you have to do with the successive paragraphs you
are writing is to write things related to the topic given. Every paragraph in
the essay must be a subtopic to the overall topic therefore having another
topic in each paragraph will make your essay incoherent and unparalleled in
ideas perspective