YOU SAID:

Humans can't see very well in the dark in the first place.

INTO JAPANESE

そもそも人間は暗闇ではあまりよく見えません。

BACK INTO ENGLISH

First of all, humans can't see very well in the dark.

INTO JAPANESE

まず第一に、人間は暗闇ではあまりよく見えません。

BACK INTO ENGLISH

First of all, humans can't see very well in the dark.