The desires， and other passions of man， in themselves， are in his own power； his real difficulties are， to know when they are to be controlled， and when not.
技术最终要服务于人，提升人类的生活质量。
我非常爱我的粉丝们，他们是我做这一切的原因。
"Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world."
从小处着眼。如果你从小处着眼，你就会保持小。如果你从大处着眼，你就会保持大。
No president who performs his duties faithfully and conscientiously can have any leisure.