He doesn't trust people because he knows they are all the same. Everyone cares about their own survival and nothing else, just like him. Since he is more than willing to kill for it, so are they. After all, he has endured through all these years, leading him to be alone, it was the only conclusion that made sense.

Every endured a hardship is a discipline in the spirit.

You ought to endure eagerly every situation with hope.

Life tests us to see our level of endurance.

you must never blame other people for what you Going through because it will teach you a lesson and that time you have to be gratefull

When you have endure the worse situations, you build the courage and confidence to cope with any other situations.