To write is to make the invisible visible.
Progress is not inevitable; it is the result of deliberate choices and actions.
艺术应该以其后果来衡量,而不是以其美来衡量。
积极思考的力量是在环境中没有任何支持的情况下,在自己身上产生一种确定感的能力。
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.