Every frame and painting in the video of Ten Years Memorabilia comes from the attention and sharing of users in Zhihu. For a long time, users in Zhihu have been sharing knowledge, experience and opinions, not only discovering a bigger world through sharing and learning, but also making the world a better place through dedication and mutual assistance. When the Notre Dame fire and human architectural civilization suffered heavy losses, some reporters witnessed and shared the dynamics at the scene, some architecture professors put forward reconstruction suggestions, and some historians analyzed aesthetic and historical values. These social people with different identities and occupations all have a Zhihu user with the same identity. Their professional sharing in Zhihu bears multiple responsibilities such as popularizing buildings, saving fires and restoring buildings. * * * Write Zhihu Edition? Encyclopedia of architecture.

Tiangong-1 and Tiangong-2 were launched, Chang 'e-4 landed on the back of the moon, Beidou-3 was opened and Tianwen-1 was successfully launched. Mo Yan and Tu Youyou won the Nobel Prize, Liu's "Three-body" won the Hugo Award, and China Women's Volleyball Team won the world championship again ... These topics have sparked heated discussions among Zhihu users and become the testimony of China's strength and national feelings in the new era.

The past decade has also been a glorious decade of China culture. From hot movies such as The Wandering Earth, Nezha, Don't Survive, Captain, to phenomenal variety shows such as Summer of the Band, Youth with You, Creation 10 1, the relevant discussions in Zhihu witnessed the elegance of China's literary works.

The video also recorded the worldwide changes and regrets in the past decade, and witnessed the persistence and courage: LIGO detected gravitational waves generated by the merger of two neutron stars, Notre Dame fire, Hawking's death, Kobe's death and other events inspired Zhihu users to discuss from different angles.

In 2020, the global COVID-19 epidemic broke out. In the difficult years, users in Zhihu enthusiastically shared their views and ideas, popularized epidemic prevention knowledge, and showed the optimism and courage of China people to hold up the bridge of life with blood. The video shows the daily life of ordinary people in the epidemic, highlighting those who go abroad? As long as there is optimism and hope, difficulties cannot stop us? Faith.