悲傷是愛變成了永恒的缺失。
Don't be afraid to be yourself, because everyone is unique.
The P versus NP problem is one of the most important problems in computer science.
解讀：教育不是生硬灌輸，而是用教師自身人格魅力、思想境界，潛移默化感染學(xué)生，激發(fā)學(xué)生內(nèi)在覺醒，實現(xiàn)心靈傳遞。