创新不是口号,而是行动。
在热闹繁华中如果能够保持理性,才不至于迷失,也就省去了许多徒慕虚荣的苦心;困境中,在人生的低谷期,若能保持一份乐观,才会有一番更为真切的人生感悟。
The mathematician's patterns, like the painter's or the poet's, must be beautiful.
The art of invention consists in finding out the causes of known effects.