Here are several options for a WordPress post_tag description for “迷途知返” in Traditional Chinese, ranging in length and nuance:

**Option 1 (Short & Sweet):**

* **Description:** 迷失後重新找回方向，回歸正途。 (Returning to the right path after being lost.)

**Option 2 (Slightly More Descriptive):**

* **Description:** 指犯了錯誤或迷失方向後，能夠醒悟並改正，重新走上正道。 (Referring to realizing and correcting mistakes or wandering off course, starting anew on the right path.)

**Option 3 (Emphasis on Learning):**

* **Description:** 描述從錯誤中學習，從迷茫中找到清晰的方向，重新走向成功之路的意境。 (Describing the spirit of learning from mistakes, finding a clear direction from confusion, and starting again on the road to success.)

**Option 4 (Focus on Hope):**

* **Description:** 充滿希望的詞彙，表示即使經歷迷失，也能重新找回自我，開啟新的旅程。 (A word of hope, indicating that even after being lost, one can rediscover themselves and begin a new journey.)

**Option 5 (More Literary):**

* **Description:** 比喻能夠從錯誤或歧途轉變過來，重新尋回正確的人生道路，寓意悔改與提升。 (A metaphor for turning away from mistakes or wrong paths, rediscovering the correct path in life, implying repentance and improvement.)

**Which one to choose depends on:**

* **The audience:** Who are you trying to reach with your blog post?
* **The tone of your blog:** Is your blog generally serious, lighthearted, academic, etc.?
* **The purpose of the tag:** Is it to simply categorize, or to provide context and encourage further action?

I recommend choosing the description that best reflects the core theme of your blog post tagged with “迷途知返”. Remember to use the appropriate punctuation. You also want to check the character count within WordPress.