实现明天的唯一限制将是我们今天的疑虑。
"The only limit to our realization of tomorrow will be our doubts of today."
The writer’s role is to question, not to comfort.
The most beautiful works of art are those in which necessity and freedom are in perfect balance.
The future of transportation is electric, and we are leading the charge.
过去从未消逝，它甚至还未成为过去。
美国是一个巨大的锅炉。只要下面点着火，它会产生无限的能量。