What's the meaning of すます in 耳をすませば? How would you translate this?
What is the etymology of 右に出る, as in 「右に出る者はいない」? What on earth makes the right superior to the left? Relatedly, is 左に出る ever used to mean "inferior to"?
Does the term "もしもし" (moshimoshi) predate the telephone? Does it have any use besides answering the phone? Where does it come from, is it just a reduplication of "もし" (moshi) "if", and if so how does ...