The only limit to our realization of tomorrow will be our doubts of today.

别像扶老太太过马路一样帮上帝过马路。

One of my primary objects is to form the tools so the tools themselves shall fashion the work and give to every part its just proportion.

永远不要停止学习——当你认为自己什么都懂的那一刻，就是你落后的开始。

每个生命都会留下证据的痕迹；传记作者就是追踪这些痕迹的侦探。

理解变化的唯一方式是投入其中，随之而动，并加入这场舞蹈。