凡是大国之所以不攻打小国的，必定是由于这个小国粮食充足，城郭修筑坚固，上下和谐一心。 

The future of transportation is electric, and we are leading the charge.

You’ve got to have models in your head. And you’ve got to array your experience—both vicarious and direct—on this latticework of models. You may have noticed students who just try to remember and pound back what is remembered. Well, they fail in school and in life. You’ve got to hang experience on a latticework of models in your mind.