由此可见 / 可想而知: from this we see / one can imagine
篇章 / discourse
Tone colorsā tone 1á tone 2ǎ tone 3à tone 4a neutral
Facts。由此可见，+ conclusion | …，(其…) 可想而知
Two argumentative conclusion formulas:
• 由此可见 ("from this we can see"): a logical conclusion drawn from examples or data. A strengthened 可见.
• 可想而知 ("one can imagine"): the result is so obvious it needs no detail. Often placed at the end: 其困难可想而知.
Essential for structuring an HSK 6 essay.
Examples
古今中外的思想家都讨论过这个问题，由此可见它的重要性。
Gǔ jīn zhōng wài de sīxiǎngjiā dōu tǎolùn guo zhège wèntí, yóucǐ kějiàn tā de zhòngyàoxìng.Thinkers of all ages and places have discussed this question, which shows its importance.
他一个人照顾三个孩子，其辛苦可想而知。
Tā yí ge rén zhàogù sān ge háizi, qí xīnkǔ kě xiǎng ér zhī.He raises three kids alone: you can imagine how hard it is.
由此可见，幸福与财富并没有必然的联系。
Yóucǐ kějiàn, xìngfú yǔ cáifù bìng méiyǒu bìrán de liánxì.Thus we can see that happiness and wealth aren't necessarily linked.
Common mistakes
✗ 由此可见 without prior evidence: arguments must come first.
✗ 可想而知 needs a topic: ✓ 其结果可想而知 / 结果可想而知。