Full Idea
While I am alive I have nothing to thank for my individuality except my soul, whereas my body is just the likeness that I carry around with me.
Clarification
'Soul' is the Greek word 'psuché', which covers mind and consciousness and life
Gist of Idea
My individuality is my soul, which carries my body around
Source
Plato (The Laws [c.349 BCE], 959a)
Book Reference
Plato: 'The Laws', ed/tr. Saunders,Trevor J [Penguin 1970], p.512