ThingsCentral
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> Twenty Questions or Subjects > Contents
Things
- Currently existing (you)
- Historically existing (your g'g'g'grandmother)
- Theoretically existing (photons, geometric solids)
- Notional (ideas, relationships, fictionals)
So, examples:
- Currently existing
- Historically existing
- Thomas Paine (1737–1809)
- Theoretically existing
- Notional
