It shows us how mind bogglingly vast the universe is and how we're literally nothing compared to it. Paradoxically, it also makes me feel incredibly potent and capable as a human being in that being this small we can know so much!
Your size is to the distance of that distant spiral galaxy (420 Mly - 10e24m) as a neutrino is to you (effective cross section of a 1MeV neutron = 10e-24m: https://en.wikipedia.org/wiki/Orders_of_magnitude_(length))