1. The best relationship advice I have heard came from an interview Michael J Fox did where he talked about how his marriage had lasted so long. He said “We give each other the benefit of the doubt”.
If your SO does something tha takes you worried, angry or sad, ask them to tell you their side of the story before you let your emotions run wild. There is probably a reasonable explanation and a good reason for how he/she acted. That will help avoid a lot of conflicts and foster trust.
Happily married to my 5’5” king for 8 years
This kid was absent from school for a week. This is how he was welcomed on his first day back