I think this is a very good answer and trying a similar approach and similar methods has helped me a lot in my life. Few years ago I was very easy to get angry over work and code (especially other peoples code!) and I could stay in this state for several hours. I would also often be not very nice when responding to PR comments.
Also wanted to specifically comment on
> When you feel bad, stop to think. Observe your own reaction and calmly try to realise why you’re feeling that way and what’s your goal. The introspection alone can make you see [...]
That sounds very close to mindfulness meditation - or any kind of meditation really. In my opinion that is also a great way yo get better understanding of oneself and it can help improve quality of life overall a lot.
Also wanted to specifically comment on
> When you feel bad, stop to think. Observe your own reaction and calmly try to realise why you’re feeling that way and what’s your goal. The introspection alone can make you see [...]
That sounds very close to mindfulness meditation - or any kind of meditation really. In my opinion that is also a great way yo get better understanding of oneself and it can help improve quality of life overall a lot.