9 ideas
6855 | Interesting philosophers hardly every give you explicitly valid arguments [Martin,M] |
6856 | Valid arguments can be rejected by challenging the premises or presuppositions [Martin,M] |
16664 | Everything that exists is either a substance or an accident [Albert of Saxony] |
16703 | God could make a successive thing so that previous parts cease to exist [Albert of Saxony] |
16699 | Successive entities just need parts to succeed one another, without their existence [Albert of Saxony] |
6857 | An error theory of perception says our experience is not as it seems to be [Martin,M] |
13165 | Geometrical proofs do not show causes, as when we prove a triangle contains two right angles [Proclus] |
9569 | The origin of geometry started in sensation, then moved to calculation, and then to reason [Proclus] |
16570 | Elements are found last in dismantling bodies, and first in generating them [Albert of Saxony] |