The answer to the four-character reading quotation is: "Opening the book is beneficial."

1. Elaborate on "open": Through reading, we open the door to knowledge, broaden our horizons, and allow us to come into contact with areas that we have never explored.

2. Elaborate on the "volume": Reading requires repeated thinking and understanding, and you need to summarize and form your own opinions and experiences.

3. Elaborate on "have": Reading can allow us to continuously increase new knowledge and gain inspiration and rich experience in life.

4. Explain the "benefit": Reading can make our minds clearer and our thinking more agile, which is beneficial to personal self-improvement and work development.

5. Principle: Reading can allow us to deeply understand some inevitable principles and guide us to correctly deal with various problems in life.

6. Improve quality: Reading can improve our language expression, communication skills, analysis and judgment, etc., which is conducive to our better development in the workplace.

7. Increase confidence: Reading can allow us to clearly understand our own strengths and weaknesses, make up for our shortcomings, and give full play to our strengths, thereby enhancing self-confidence and self-esteem.

8. Reduce misunderstandings: Reading can help us avoid unnecessary doubts and misunderstandings and cultivate a positive attitude and a sound outlook on life.

9. Expand horizons: Reading allows us to absorb various knowledge and wisdom, thereby forming our own personalized cognitive model and values.

10. Improve self-cultivation: Reading can cultivate our noble moral character, literary and artistic cultivation and emotional world, making ourselves more lovely and moving.