唯一存在的限制是你给自己设定的。
The only limits that exist are the ones you place on yourself.
"The only limit to our realization of tomorrow is our doubts of today."
最大的器物最后完成，最大的声音几乎没有声响，最大的形象没有形状
"To travel is to discover that everyone is wrong about other countries."
企业家精神的核心是创新，创新的本质是打破常规。
诱惑总是比性更独特、更崇高，它要求更高的代价。
No president who performs his duties faithfully and conscientiously can have any leisure.