质量不是一种行为，而是一种习惯。
Quality is not an act, it is a habit.
有时候你必须被打倒得比以往任何时候都低，才能站得比以往任何时候都高。
A good mathematician should be both rigorous and imaginative.
"La literatura es una forma de resistencia, una manera de decir que no estamos dispuestos a aceptar el mundo tal como nos lo entregan."
The greatest discovery of my generation is that human beings can alter their lives by altering their attitudes of mind.
"Every life is a story worth telling, if only we take the time to listen."
Insanity is repeating the same mistakes and expecting different results.