The mathematical (and other) thoughts of a (now retired) math teacher,
憤怒，是片刻的瘋狂。..................................................
「仁慈」二個字，就能讓冬天三個月都溫暖。..................................................
Post a Comment
2 comments:
憤怒，是片刻的瘋狂。..................................................
「仁慈」二個字，就能讓冬天三個月都溫暖。..................................................
Post a Comment