| 1 | If you understand this point, you can understand the rest by analogy. | |
| 2 | In this way, when can we judge the whole ancient books to read, comprehend by analogy. | |
| 3 | However, painting and music to some extent can also be comprehended similarly. | |
| 4 | We learn English just as a swallow builds its nests, we should collect our knowledge. | |
| 5 | Finally, choose partial target system to make case analysis in order to understand by analogy. |