wording/translation fix

the line didn't flow very logically from the preceding ones, so I tried
to amend it to make sense.

Update/onik_015_03.txt

@@ -423,7 +423,7 @@ void main()
 
 //　混乱した相手に余計あおるような言い方はよくないのだが…、今回はそういうケースじゃない＠
 	OutputLine(NULL, "　混乱した相手に余計あおるような言い方はよくないのだが…、今回はそういうケースじゃない。",
-		   NULL, "It usually wasn't a good idea to tell someone panicking to do so... but this was not a usual case.", Line_WaitForInput);
+		   NULL, "It was best practice to avoid flustering someone panicking... but this was an urgent case.", Line_WaitForInput);
 	OutputLineAll(NULL, "\n\n", Line_ContinueAfterTyping);