Mono no aware

 https://en.wikipedia.org/wiki/Mono_no_aware

https://www.theschooloflife.com/article/mono-no-aware/ cherry blossoms - the symbol of mono no aware
https://berkleycenter.georgetown.edu/posts/mono-no-aware-the-transience-of-life

https://www.bbc.com/culture/article/20190124-seven-words-that-can-help-us-to-be-a-little-calmer

https://plato.stanford.edu/entries/japanese-aesthetics/#MonoNoAwarPathThin

https://pitchfork.com/reviews/albums/23111-mono-no-aware/

https://www.lightspeedmagazine.com/fiction/mono-no-aware/