You have to see failure as the beginning and the middle, but never entertain it as the end.

The business of education is not to make the young perfect in any one of the sciences, but so to open and dispose their minds as may make them capable of any, when they shall apply themselves to it.

创新是我们工作的核心。这是我们满足世界日益增长的能源需求同时减少环境足迹的方式。