Easy:

* No wheels fell off (https://www.independent.co.uk/travel/news-and-advice/united-...)

* No doors departed the plane (https://www.cnn.com/2024/02/06/business/ntsb-boeing-alaska-d...)

* No anti-ice ignited the engines (https://www.flightglobal.com/airframers/faa-proposal-targets...)

* No gear failure (https://news.ycombinator.com/item?id=39644341)

* No unintended pitch-down (https://en.wikipedia.org/wiki/Maneuvering_Characteristics_Au...)

* Pilots well rested :)