This trick of putting a paper towel in with your salad lettuce will keep it fresh all week long. The paper towel will absorb the moisture, which is the culprit for wilting lettuce. - [27 Ways To Make Your Groceries Last As Long As Possible!!!]
Start the year with an empty jar and fill it with notes about good things that happen. Then, on New Years Eve, empty it and see what awesome stuff happened that year. Good way to keep things in perspective.