5 ideas
3653 | My Meditations are the complete foundation of my physics [Descartes] |
4736 | Truth is such a transcendentally clear notion that it cannot be further defined [Descartes] |
3299 | In logic identity involves reflexivity (x=x), symmetry (if x=y, then y=x) and transitivity (if x=y and y=z, then x=z) [Baillie] |
468 | Musical performance can reveal a range of virtues [Damon of Ath.] |
3652 | I can't prove the soul is indestructible, only that it is separate from the mortal body [Descartes] |