It is still an option. No more deaths, no more wasting resources building stuff that gets destroyed again. Russia can have peace anytime they want.

If Russia withdraw out of Ukraine, and stop attacking, the war will end immediately. Russia have always had the option of stopping the war, they just choose not to.

When Trump dies, Musk will run for president, and the Republicans will endorse him.

It is a inbuilt limit that prevents (most of us) from doing harm to our fellow humans, and to shun from society those that do. It is the very core of why humanity has reached the modern society with a high quality of life.

Yes, the reason being they are human.