Don't Cry Over Spilled Milk

The phrase "don't cry over spilled milk" is an expression that advises against getting upset or distressed over small, insignificant problems or mistakes that have already happened and cannot be undone. It's a reminder to let go of minor setbacks and not dwell on them. Instead, the focus should be on moving forward and finding solutions rather than lamenting past mishaps. In essence, it encourages resilience and a positive attitude towards overcoming obstacles.