It means that learning is full of vitality and has the spirit of the times to strive for progress, forge ahead and pursue excellence. A sign means a mark or thing that indicates a characteristic. As a special way of intuitive connection between human beings, symbols are not only ubiquitous in social activities and production activities, but also increasingly display their important and unique functions for the fundamental interests of the country, social groups and even individuals.

Public place signs, traffic signs, safety signs, operation signs, etc., have an intuitive and quick effect in guiding people to carry out orderly and normal activities and ensuring the safety of life and property.

Special signs such as trademarks, store logos, and factory logos have great practical value and legal protection for developing the economy, creating economic benefits, and safeguarding the rights and interests of enterprises and consumers.

The wings of book dreams mean that there is beauty in the book.