It is easy enough to be friendly to one's friends. But to befriend the one who regards himself as your enemy is the quintessence of true religion. The other is mere business.
What is perfection in love? Love your enemies in such a way that you would desire to make them your brothers ... For so did He love, Who hanging on the Cross, said "Father, forgive them, for they know not what they do." (Luke 23:34)
I am not only a pacifist but a militant pacifist. I am willing to fight for peace. Nothing will end war unless the people themselves refuse to go to war.
If you want to change the world, first try to improve and bring about change within yourself. That will help change your family. From there it just gets bigger and bigger. Everything we do has some effect, some impact.