Dror Bar-Natan:
Talks:
UofT-GS-050113:
Some Famous Self-References
- If God is almighty, can she make a stone so heavy even she can't
lift it?
- Who am I? What am I? Why am I here?
- Which question is also its own answer?
- This statement is false.
- These two statements are false.
- White unicorns roam the earth.
- Russell's
paradox: The set of all sets which aren't elements of themselves.
- Some examples for self-reference are available here.
- Some further examples for self-reference are available here.