Full Idea
The words 'thing' and 'to be' (esse) signify one and the same thing, but the one in the manner of a noun and the other in the manner of a verb.
Gist of Idea
The words 'thing' and 'to be' assert the same idea, as a noun and as a verb
Source
William of Ockham (Summa totius logicae [1323], III,II,c,xxvii)
Book Reference
Ockham,William of: 'Ockham's Philosophical Writings', ed/tr. Boehner,P [Hackett 1990], p.93
A Reaction
Well said - as you would expect from a thoroughgoing nominalist. I would have thought that this was the last word on the subject of Being, thus rendering any need for me to read Heidegger quite superfluous. Or am I missing something?