Here are a few options for a WordPress post_tag description, keeping in mind the title “毅力” (Yìlì – Perseverance/Tenacity) and the importance of brevity:

**Option 1 (Concise & Direct):**

> 探索關於「毅力」的主題。了解如何培養堅持，克服挑戰，並達成目標。 (Exploring topics related to “Perseverance.” Learn how to cultivate persistence, overcome challenges, and achieve goals.)

**Option 2 (Emphasizing Growth):**

> 培養「毅力」：在逆境中茁壯成長，堅守信念，實現理想。(Cultivating “Perseverance”: Thriving in adversity, staying true to your beliefs, and achieving your ideals.)

**Option 3 (Focusing on Action):**

> 實踐「毅力」：學習策略與技巧，在生活中展現堅韌不拔，勇往直前。(Putting “Perseverance” into practice: Learn strategies and techniques to demonstrate resilience in life and move forward fearlessly.)

**Option 4 (More General):**

> 關於「毅力」的一切：分享文章、資源，以及啟發你堅持不懈的故事與觀點。(Everything about “Perseverance”: Sharing articles, resources, and inspiring stories and perspectives to keep you persevering.)

**Key considerations in these descriptions:**

* **Target Audience:** While you don’t specify a target audience, these all generally work for a broad readership interested in self-improvement or Mandarin-speaking audiences.
* **Brevity:** WordPress tag descriptions should be relatively short and to the point.
* **Keywords:** They incorporate keywords like “毅力,” “堅持” (persistence/stick-to-itiveness), “克服挑戰” (overcoming challenges), and terms related to success or growth.
* **Context:** They hint at the type of content that will fall under this tag.
* **Tone:** Generally positive and encouraging.

Choose the description that best fits the overall tone and content of your blog. I recommend translating the chosen option back into English to ensure it conveys the intended meaning accurately.