If you have $300 and you spend it on a trip to Niagara Falls, the trip is over rather soon.
If you buy a beautiful necklace with your $300 you can keep it for years.
People who study happiness report that those who spend their money experiencing things are much more satisfied with life than people who spend their money buying and having things.
For me it's counterintuitive, but also my experience shows it's true. Memories of my trip to a national park make me happier than some piece of jewelry.