Here are a few description options for the WordPress post tag “信則有 (Xìn zé yǒu)” in Traditional Chinese, ranging from simple to more elaborate, depending on your needs:

**Option 1: Short and Sweet (Good for simplicity and tagging related terms):**

* **Description:** 對應「信則有」的文章。 (Articles corresponding to “If you believe, it exists.”)

**Option 2: Slightly More Informative:**

* **Description:** 此標籤標示涵蓋「信則有」主題的文章，強調信念的力量、心理學，以及信念對現實產生的影響。 (This tag marks articles that cover the theme of “If you believe, it exists,” emphasizing the power of belief, psychology, and the influence of belief on reality.)

**Option 3: Emphasizing Content Type (If your content is specific):**

* **Description:** 關於「信則有」的勵志文章、哲學思考、以及個人經驗分享。 (Inspirational articles, philosophical reflections, and personal experiences related to “If you believe, it exists.”)

**Option 4: More Detailed (Use if your topic explores different interpretations):**

* **Description:** 涵蓋「信則有」主題的文章，探索信念在不同情境下的意義。包括精神層面、心理學研究、個人故事分享，以及其與人生目標、成功、及克服挑戰的關聯性。 (Articles covering the theme of “If you believe, it exists,” exploring the meaning of belief in different contexts. This includes the spiritual dimension, psychological studies, personal story sharing, and its connection to life goals, success, and overcoming challenges.)

**Which Option to Choose:**

* **Choose the option that best reflects the *style* and *scope* of your blog.** If your blog post is simple, the shortest description might be fine. If you delve into multiple aspects of “信則有” in the post, a more detailed description would be better.
* **Consider your *target audience*.** If your audience is familiar with the concept, a shorter description might suffice. If you need to explain some things, go longer.
* **Keep the description concise but informative.** You want to give the user an idea of what kind of content is being tagged.
* **Remember the importance of keywords:** Note how some options use related words that, also, can improve SEO.

Remember to also add a relevant title for your tag like:
* **Tag Title:** 信則有 (Xìn zé yǒu) – If you believe, it exists
* **Tag Title:** 信念 (Xìnniàn) – Belief.
* **Tag Title:** 心想事成 (Xīn xiǎng shì chéng) – If you believe it, it shall happen.