地球是一个具有特定组织的宇宙个体,一个独特的实体。
An adequate bootstrap is a contradiction in terms.
最大的挑战是每天都要进步。
The world is so unpredictable. Things happen suddenly, unexpectedly. We want to feel we are in control of our own existence. In some ways we are, in some ways we're not. We are ruled by the forces of chance and coincidence.