"The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'"
The Internet is a powerful tool for education, but it is not a substitute for the teacher.
做人的气度要高旷但不可疏漏狂妄；心思要缜密但不可琐碎；趣味要淡但不可枯燥；操守要严明但不可激烈。