
Live in the past
Avoid Nostalgia Overuse
Using 'live in the past' too often may imply you're not adaptable or forward-thinking, which can be negative in some contexts. 
Emotional Attachment
This phrase often suggests someone is emotionally attached to past events, which might prevent them from appreciating new experiences. 
Negative Change Resistance
'Live in the past' can indicate a refusal to accept changes, especially when those changes are generally seen as positive. 