最重要的是通过给予人们超出他们当前能力的任务来培养他们的能力。
The study of L-functions is a testament to the power of abstraction in mathematics.
The strength of a building is not just in its materials, but in the spirit of the people who use it.
建筑的强度不仅在于其材料,还在于使用它的人的精神。