点评：继承、创新与随想我有幸经常听到一些中学、大学优秀教师的讲课，感觉并非总是一样的．有些学者型的课，语调平缓，没有一句喧染的话，但对数学实质的揭示“入木三分”，实在令人为之倾倒；有些激情型的课，抑扬顿挫，高潮迭起，知识插上了情感的翅膀，讲授技上了艺... Comments: Inheritance, Innovation and Random Thoughts I’ve had the honour to hear regular lectures from outstanding teachers from middle schools and universities. The feeling is not always the same. Some scholar-type classes have a gentle tone. They do not have a single word, but the disclosure of the essence of mathematics is a tribute to people. Some passionate classes fluctuate, climax, and climax, and knowledge is intertwined with emotional wings. Teaching techniques...