YOU SAID:
If only we could understand how things work.
INTO JAPANESE
物事がどのように機能するのか理解できさえすれば。
BACK INTO ENGLISH
I only need to understand how things work.
INTO JAPANESE
私は物事がどのように機能するかを理解するだけでよいです。
BACK INTO ENGLISH
I only need to understand how things work.
That didn't even make that much sense in English.