抽象的目的不是模糊，而是创建一个新的语义层次，在这个层次上可以绝对精确。
The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
Kindness is the greatest wisdom.
Eight hours of training, pain is only the body, but if the loss, you pain is the heart.
Sustainability is not a choice, it's a necessity.
The concept of progress is inseparable from the concept of catastrophe.
The good life is not one immune to sadness, but one in which suffering contributes to our development.
创新和技术是应对供应能源和解决气候变化的双重挑战的关键。
It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.
The most exciting discoveries often come from looking at old problems in completely new ways.