The personal example of a teacher is the most useful sunshine that nothing can replace for the soul of young people.
教师个人的范例，对于青年人的心灵，是任何东西都不可能代替的最有用的阳光。
人生之初，即有忧愁，与生俱来也。
The most valuable companies of tomorrow will be those that can bridge the physical and digital worlds.
自然是最好的老师，而实验是我们唯一可以信任的解释者。
The most remarkable development of the last quarter of the twentieth century has been the revelation of enormous weaknesses at the core of the world's seemingly strong dictatorships.