英语语法分析

At what point does a noble deed turn into fanaticism?

告诉我，是怎么从做一桩善举，走上不归路的？

Doubt and fanaticism are two sides of the same development.

怀疑与狂热是同一新生事物的两面。

But he denied that they were religious to the point of fanaticism.

但是他否认他们虔诚到成为狂热教徒的地步。