进步的关键在于坚持和挑战传统观念的意愿。
The key to progress is persistence and a willingness to challenge conventional wisdom.
The improvement of the productive powers of labor, and the greater part of the skill, dexterity, and judgement with which it is anywhere directed or applied, seem to have been the effects of division of labor.
能源的未来在于我们适应和创新的能力。
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all.