「だから君、普通世間で偶然だという、いわゆる偶然の出来事というのは、ポアンカレーの説によると、原因があまりに複雑過ぎてちょっと見当が付かない時にいうのだね。

“since, chance in public as the so-called chance happening is used to don't little guess when a cause very complicated by poankare ”

添削

"So, you see, in ordinary parlance, a chance event or so-called coincidence refers to a situation where the cause is so complex that it is difficult to ascertain at first glance, according to Poincaré's theory."

"So, you see, in ordinary society, a so-called chance event or coincidence is said to occur when the cause is so complex that it is difficult to pinpoint."

ナポレオンが生まれるためには或特別の卵と或特別の精虫の配合が必要で、その必要な配合が出来得るためには、またどんな条件が必要であったかと考えて見ると、殆ど想像が付かないだろう」

I consider Because of Naporeon was born that needs to combine especially ovum and sperm, so for succeed a necessity combination or needs what conditon, was not imagine almost.

添削

"If we consider that in order for Napoleon to be born, a special combination of egg and sperm was necessary, it is almost unimaginable what conditions were required for that necessary combination to occur."

"In order for Napoleon to be born, it was necessary for a special combination of egg and sperm to occur, and when we consider what conditions were necessary for that combination to happen, it is almost unimaginable."