Full Idea
The most important type of soul …raises us up from the earth towards the heavenly region to which we are naturally akin, since we are not soil-bound plants but, properly speaking, creatures rooted in heaven.
Gist of Idea
The best part of the soul raises us up to the heavens, to which we are naturally akin
Source
Plato (Timaeus [c.362 BCE], 90a)
Book Reference
Plato: 'Timaeus and Critias', ed/tr. Waterfield,Robin [OUP 2008], p.95
A Reaction
An early example of human exceptionalism, which is still with us. Personally I think life goes much better if we acknowledge that we have more affinity with plants than with angels.