Design is not just what it looks like and feels like.Design is how it works.
最有效的领导者是那些能够授权他人去领导的人。
Were it left to me to decide whether we should have a government without newspapers, or newspapers without a government, I should not hesitate a moment to prefer the latter.
真相很少是纯粹的,也从不简单。
The essence of mathematics is not just in solving problems but in asking the right questions.