What's the difference between Feeling Twenty-four Solar Terms and This is Twenty-four Solar Terms?

Feeling the twenty-four solar terms means going through all the twenty-four solar terms in a year and feeling the truth in life through the solar terms. This is the twenty-four solar terms, which explains the origin and process of the twenty-four solar terms and its influence on people's lives. However, the reader only understands the 24 solar terms from the content of writing, but can't personally feel the truth.