It is difficult to stop people from adding trash to a street that is already littered. A street that was once dirty is likely to remain that way.
Having invested several years in building a career, it is difficult to give it up despite hating it. Such a career feels familiar, and to discard it seems wasteful.
You need kindness to mend a relationship that has been broken due to years of strife. Yet, it is difficult for people to mend it because to them, dispute feels familiar and kindness feels alien.
Familiarity imprisons us. The means to free ourselves is to have the courage to start over – to approach something as if we are doing it the first time.