and, behind the spectators, of the nations who work themselves into furies over these absurd contests, and seriously believe --

以及观众身后各个国家的态度。面对着这些荒唐的比赛，参赛的各个国家会如痴如狂，甚至煞有介事地相信 --

The Butterfly Effect is the reason.

原因是蝴蝶效应。

From 1914 to 1924 he was supreme and unchallenged.

在1914年至1924年期间，他首屈一指，独霸影坛。

as by falling into inaccessible caves, or into an ice crevasse, like the Siberian mammoths,

如掉进难以到达的洞穴，或掉进冰河裂缝里，或者像西伯利亚长毛象那样掉进冰窟中，

and makes them resolve that in future they will not talk to their parents about the places or people they visit.

决心以后不再向父母讲述去过的地方和见过的人。

But these are not analogous to what happens when man ages.

不过，这些衰老的情况同人并不相似。