The pace of change demands that we unlearn as much as we learn.
变化的速度要求我们忘记的和学习的一样多。
Truth is one, paths are many.
"What good is the warmth of summer, without the cold of winter to give it sweetness."
I have never known any distress that an hour's reading did not relieve.
自由确实珍贵;如此珍贵以至于必须谨慎配给。
物理学家必须拥有生动的直觉想象力,因为新思想不是通过演绎产生的,而是通过艺术性的创造性想象。