Familiarity breeds contempt
Definition 1 of 1
Pro Tip 1/3Negative Shift
The phrase often indicates a change from a positive or neutral view to a negative one over time. 
At first, Jason admired his boss's hands-on approach, but eventually felt micromanaged—familiarity breeds contempt.
Pro Tip 2/3Informal Warning
Used informally, it warns against too much closeness in relationships, which may reduce respect or liking. 
Be careful about being too chummy with your staff; familiarity breeds contempt.
Pro Tip 3/3Avoid Overuse
Use this phrase sparingly in conversation to prevent it from losing impact. 
I've heard you complain about team meetings before—remember, familiarity breeds contempt.