The most important thing in mathematics is to understand the concepts, not just to memorize the formulas.
好奇心和坚持是科学突破背后的驱动力。
He said that the world was made for men to fight in and that the worth of a thing was the worth of the fight for it.
你透露得越少,人们就越会好奇。
The personal is universal, and the universal is personal.
市场总是对的;你的任务是正确解读它。