Here are some key elements of a good summary:
* Brevity: A summary is significantly shorter than the original source.
* Accuracy: The summary accurately reflects the main ideas and information presented in the original.
* Clarity: The summary is written in a clear and concise manner, using simple language and avoiding unnecessary details.
* Objectivity: A summary should be objective and avoid adding personal opinions or interpretations.
* Focus on key information: The summary should prioritize the most essential points and leave out less important details.
In essence, summarizing is about extracting the core meaning of something and presenting it in a more digestible and concise form.