10 systems – Angelina Namkung ( 2014)
1. indoor v. outdoor
2. text v. in-person
3. digital time v. watch
4. careful v. careless
5. chopstick v. fork
6. lens v. glasses
7. typing v. writing
8. reusable v. disposable
9. traditional v. unconventional
10. Using left hand for all major functions throughout the day, to really focus on what I am doing, and putting more effort into each and every action.