The only limit to our realization of tomorrow is our doubts of today.

Don't interfere with anything in the Constitution. That must be maintained, for it is the only safeguard of our liberties. And not to Democrats alone do I make this appeal, but to all who love these great and true principles.

The goal of computation is the emulation of our synthetic abilities, not the understanding of our analytic ones.

人生而自由，却无处不在地受着枷锁。

特斯拉的Roadster…这是一款双座电动跑车，性能卓越，实际上，它的加速能力超过任何一辆法拉利或是阿斯顿.马丁。而它的节能性是普锐斯的两倍。