One time I had so little money that after paying for my infant son's heart medication I had only $25 left groceries.
One time I had so little money that I had to tell my then 11 year old son we couldn't afford for him to go on a $5 field trip.
One time I had so little money that dh and I both wore shoes with holes in the bottoms for months before being able to replace them.
Today we are still pay check to paycheck but are debt free besides our mortgage, have a 3 month emergency fund in place and have money worked into the budget to help ds with college expenses as well as sinking funds for copayments and car repairs.