离散数学与计算机科学之间的相互作用一直是创新和发现的沃土。
Sustainable development requires not only vision but also concrete actions.
La memoria es un perro que se muerde la cola.
We come nearest to the great when we are great in humility.
创新不仅仅是创造新事物；它是为了改变人们的生活。