At the market I ran into a former co-worker and friendly acquaintance with whom I struck up a lively conversation on current events. We were so interesting that a yet more eccentric shopper joined in.
Some of this shopper’s initial remarks indicated he was schizophrenic, that is, a visionary. Later on he said the reason people like to predict disaster and take a gloom-and-doom view of matters is that they enjoy seeing people suffer.
That explained a great deal. I was also interested that my acquaintance, when asked by our interlocutor what he did for a living, said “I am a revolutionary.”
Axé.
coldhearted scientist وداد 
A recent recurrent observation in my journey is why human communication, initially friendly and supportive, becomes resentful or wary? What’s in the language or its expressions that trigger the undesirable movement towards the negative? It seems as if language had it all in terms of potential, from the self-ecstatic experience of the other through the intense effort in immersing oneself in the communication process to a senseless fear of feeling lost in a seemingly always unknown different culture.
Yes, that is why I like language — and I like, rather than fear, that lost feeling and the challenge of finding one’s feet. Why communication becomes resentful or wary: because people then want, or have required of them, things not available from the other? I am not sure…