成功不是终点,失败也并非致命,重要的是继续前进的勇气。
One never reaches home, but wherever friendly paths intersect the whole world looks like home for a time.
The choices we make in our 20s are the foundation for the lives we will lead.
一个奇怪的事实是,根据从生物学或地球物理学的角度出发,对地球史前条件会得出完全相反的结论,这反映了我们目前知识的不完整状态。