것만으로도

것만으로도

"Just by (doing) that" or "merely with that."

In this sentence, '것만으로도' emphasizes that merely reading the book was sufficient to achieve the outcome of learning a lot.

그 책을 읽은 것만으로도 많은 것을 배웠습니다.

Just by reading that book, I learned a lot.

Here, '것만으로도' denotes that the mere act of coming here is already enough to evoke feelings of gratitude.

당신이 여기와 준 것만으로도 정말 고마워요.

I am really thankful just for you coming here.

This usage shows that the mere act of smiling already had a significant positive impact on the speaker.

그가 웃어준 것만으로도 내 하루가 행복했어요.

Just him smiling made my day happy.