We make progress if, and only if, we are prepared to learn from our mistakes. - Karl R. Popper. • 8 Dec 2024 Post a Comment "We make progress if, and only if, we are prepared to learn from our mistakes." - Karl R. Popper. "우리는 실수로부터 배울 준비가 되어 있을 때, 그리고 오직 그때… Great MenKarl R. Poppermistakeprogresswise saying영어명언카를포퍼
