Epistemology: 1) "Zeno, the founder of the Stoic school, illustrated sensation by the outstretched hand, assent by the curled fingers, apprehension by the closed fist and knowledge by the grasping of one hand by the other (Cicero, Academica Priora 2.145 = LS 41 A); for knowledge for the Stoics is part of a whole system, and while individual statements can be true (or false), truth, as opposed to just 'what is true', is a property of the system as a whole." 2) "The problem is, of course, that while we receive many impressions of which we can be reasonably sure that they represent their sourecs accurately, it is less easy to find examples of individual impressions which simply could not be in any way distorted or misleading...A man can normally recognise hsi own wife without ther ebeing any doubt about the matter; but this was not so for Admetus in Euripides' play when his wife Alcestis had returned from the dead." 3) "The second important Stoic co...