I have noticed that I tend to act more aggressively/angrily when I am disappointed, grieving, resentful, etc. - subconsciously it's a cry for attention/comfort, but my primal mind doesn't realize that most strangers can't pick up on these subtleties, and they just think that I'm a jerk.
It can also help to accept that we have very little control over the world/other people but we have a great deal of control over how we react/respond to the world/other people.
"Life is 10% what happens to you and 90% how you react to it." - Charles Swindoll (according to the internet...)
I'm not quite a lumberjack, but that's OK, I sleep all night and I dream all day; I'll coppice trees, I'll grow my food, and compost poo and pee! With a well and off-grid solar, it's a permies life for me! https://www.youtube.com/watch?v=FshU58nI0Ts
We noticed he had no friends. So we gave him this tiny ad: