From watching the sun rise — yeah, it's a cliche but it works! — to dancing to techno music to doing good for others to just plain smiling, readers share what gives them optimism in times of trouble.

Send leaders into space for perspective, tap solar power to offer electricity for all, make "dignity" a priority — those are some of the wishes readers have for 2023.

The World Health Organization issued the statement as the novel coronavirus, calling it an "unprecedented outbreak." Here's what we knew — and didn't know — about the virus at that time.