决定性的时刻 meaning in English

boiling point

Matters have reached the boiling-point .
事情已到了决定性的时刻了。
Humboldt had started to pack, to stuff his briefcase, as he did at all decisive moments .
洪堡已经动手收拾收李，打点他的公文包了，就象在所有决定性的时刻所做的那样。
Then , when is the decisive moment
那,什么时候才是决定性的时刻呢
Spiritual people have now come to a conclusion : only enlightenment will change the future of this country
灵修人士如今已到决定性的时刻了。唯有开悟才能改变这个国家的前途。
Something else might have served equally well ? christianity just happened to be around at some crucial moments of decision
其他的事物可能得到一样好的待遇? ?基督教只是正好在决定性的时刻出现。