In Chinese culture, 崇高 (chónggāo) is a highly esteemed virtue, often tied to collectivist and Confucian values. It emphasizes self-sacrifice for a greater good—be it family, society, or the nation. The “sublime” hero in Chinese narratives is often not a lone warrior achieving personal glory, but someone who endures hardship and sacrifices personal desire for a noble cause. A useful comparison is with the Western concept of “the sublime.” In Western philosophy and art, “the sublime” often refers to the awe-inspiring, sometimes terrifying, power of nature (a vast ocean, a towering mountain) or art that overwhelms the senses. While 崇高 (chónggāo) can describe these things, its most common and culturally significant use is to describe human character and action. For example, an American might describe a successful, self-made billionaire as having achieved “greatness.” In a Chinese context, a doctor who gives up a high-paying city job to serve a remote village would be described as having a 崇高 (chónggāo) spirit. The focus shifts from individual achievement to moral selflessness.
崇高 (chónggāo) is a formal and literary term. You would not use it in casual, everyday conversation to describe something good. Its usage carries significant weight and is reserved for things deserving of deep respect.
The connotation is always deeply positive and full of admiration. Using it incorrectly for something mundane would sound strange or sarcastic.