〜からこそ
It is precisely because 〜からこそ
Meaning
"It is precisely because ~ that …" — emphatic reason.
Formation
[plain form] + からこそ · [noun / na-adj] だ + からこそ
Notes
こそ singles this reason out and rules the others out. It normally closes with 〜のだ/〜んです, which is what frames the reason as the point of the sentence, and the reason given is usually one the speaker values.
Examples
好(す)きだからこそ、厳(きび)しく言(い)うのです。
It is precisely because I care that I am strict with you.
Breakdown
努力(どりょく)したからこそ、成功(せいこう)したのだ。
It was precisely because he worked hard that he succeeded.
Breakdown
家族(かぞく)がいるからこそ、頑張(がんば)れるのです。
It is because I have a family that I can keep going.
Breakdown
難(むずか)しいからこそ、挑戦(ちょうせん)する価値(かち)がある。
It is precisely because it is hard that it is worth attempting.
Breakdown
信(しん)じているからこそ、仕事(しごと)を任(まか)せたのです。
I entrusted the work to you precisely because I trust you.
Breakdown
⚠️ Often confused with
〜からには
Now that / given that 〜からには
"Now that ~", "given that ~" — a premise the speaker then acts on.
〜だけに
Precisely because 〜だけに
"Precisely because ~", "all the more so because ~".
〜ことだから
Knowing them 〜ことだから
"Since it is ~ (that person), …" — a prediction based on someone's known character.