Things that need to be turned upside down now and then:
1. The compost pile
2. A shampoo bottle
3. Toasters
4. A mattress
5. An hour glass
6. Keyboards
7. Relationships

Angie, my never-ending source of on-line fun, sent me this address: http://www.frontiernet.net/~cdm/age1.html and you should go visit.
Type in your date of birth and see where you fit in the scheme of things.