> In the end, you'll find it more useful to acquire a thick skin and a "deal with it" attitude towards gratuitous negativity (down-voters included), but not an impermeable shell because sometimes there's some useful criticism behind rude negativity, just don't take it personal and master the art of spinning the conversation towards a constructive direction.

This is the most important lesson I was never formally taught about discourse. If you can mange to be Kind & Thick-skinned you will be capable of communicating with a far wider group of people than those who are missing one component of that pair.