Here are a few options for a WordPress post tag description for “不信則無” (Bù xìn zé wú) in Traditional Chinese, each with a slightly different emphasis:

**Option 1: Simple & Direct**

* **Description:** 相信則有，不信則無。描述了信念對於事物存在與否的重要性。 (Xiāngxìn zé yǒu, bù xìn zé wú. Miáoshù le xìnniàn duìyú shìwù cúnzài yǔ fǒuqū de zhòngyàoxìng.) – *If you believe, it exists; if you don’t, it doesn’t. Describes the importance of belief on the existence of things.*

**Option 2: Emphasizing Subjectivity**

* **Description:** 一種看待現實的主觀角度，強調信念塑造現實。你相信什麼，就會創造什麼。 (Yī zhǒng kàndài xiànshí de zhǔguān jiǎodù, qiángdiào xìnniàn sùzào xiànshí. Nǐ xiāngxìn shénme, jiù huì chuàngzào shénme.) – *A subjective perspective of reality, emphasizing that belief shapes reality. What you believe, you create.*

**Option 3: Focusing on the impact of doubt**

* **Description:** 指出懷疑的無力，當你不相信一件事時，它就失去了力量。 探索懷疑的影響和信念的力量。 (Zhǐchū huáiyí de wúlì, dāng nǐ bù xiāngxìn yī jiàn shì shí, tā jiù shīqù le lìliang. Tànsuǒ huáiyí de yǐngxiǎng hé xìnniàn de lìliang.) – *Points out the powerlessness of doubt – when you don’t believe in something, it loses its power. Explore the impact of doubt and the power of belief.*

**Option 4: Concise & Philosophical**

* **Description:** 信念與現實的關係，心念影響結果。 (Xìnniàn yǔ xiànshí de guānxi, xīnnian yǐngxiǎng jiéguǒ.) – *The relationship between belief and reality. Thoughts influence outcomes.*

**How to choose the best option:**

* **Consider your target audience:** Who are you writing for?
* **Reflect the content of the posts this tag will be used on:** Does the content lean towards philosophy, self-help, or something else?
* **Keep it relevant:** Connect the description clearly with the posts that will be tagged with “不信則無”.

**To use these descriptions in WordPress:**

1. Go to “Posts” > “Tags” in your WordPress Dashboard.
2. Find the “不信則無” tag (or create it if you haven’t already).
3. In the “Description” field, paste the description you choose.
4. Click “Update”.

Good luck!