ばこそ
ba koso
precisely because
[Precisely because]
Connection: Verb (ば-form) + こそ
Usage: Emphasizes the reason strongly, meaning "it is precisely because of X that Y." The speaker wants to stress that the reason is the most important factor. More emphatic than からこそ. Literary/formal.
Examples:
愛すればこそ厳しくする。(It is precisely because I love them that I am strict.)
信じればこそ任せるのだ。(It is precisely because I trust you that I entrust it to you.)
健康であればこそ何でもできる。(It is precisely because one is healthy that one can do anything.)