but what is best.

除了追求最好的人事物
Think of that:

想想看
it raises a question about issues of love, loyalty, and friendship.

这产生了一个关于爱忠诚与友谊的问题
This tension, of course, between the best regime and any

当然张力存在于最佳政体和现行政体之间
actual regime is the space that makes political philosophy possible.

这是使政治哲学成为可能的地带
In the best regime, if we were to inhabit such,

如果我们处在最佳政体下
political philosophy would be unnecessary or redundant.

政治哲学将不必要且是多余的
It would wither away.

它将渐渐消亡
Political philosophy exists and only exists in that...

政治哲学存在且仅仅存在于
call it "zone of indeterminacy" between the "is" and the "ought,"

所谓的"不确定区域" 介于"是"与"该是"之间
between the actual and the ideal.

即现实与理想之间
This is why political philosophy is always and necessarily

这就是为何政治哲学总是且必然是