In science, there is no such thing as a final answer.
The best way to learn mathematics is to do mathematics.
La lectura es un diálogo silencioso entre el autor y el lector.
The beauty of a mathematical proof lies in its simplicity and inevitability.
The poet is the priest of the invisible.
Take an object. Do something to it. Do something else to it.
数学的本质在于它的自由。