“When you’re alone, you’re forced to rely on yourself for comfort, validation, and motivation, rather than seeking it from external sources, and learning to navigate your emotions independently strengthens your emotional coping skills, making you better equipped to handle life’s ups and downs.”

https://experteditor.com.au/blog/t-psychology-says-the-people-who-go-through-their-40s-and-50s-without-a-partner-to-emotionally-lean-on-dont-become-harder-or-more-closed-off-they-quietly-develop-something-most-coupled-people-never-ha/