Politics is not about power. Politics is not about money. Politics is not about winning for the sake of winning. Politics is about the improvement of people's lives.
We think of politics in terms of power and who has the power. Politics is the end to which that power is put.
Perfectionism, no less than isolationism or imperialism or power politics, may obstruct the paths to international peace. Let us not forget that the retreat to isolationism a quarter of a century ago was started not by a direct attack against international cooperation but against the alleged imperfections of the peace.
Any creed whose basic doctrines do not include respect for the creeds of others, is simply power politics masquerading as philosophy.