The future of drones lies in cross-border integration.
简单性是一种伟大的美德，但需要努力工作才能实现，需要教育才能欣赏。简单性是最终的复杂性。
"A novel is a mirror carried along a high road. Sometimes it reflects to your eyes the blue of the skies, at others the churned-up mud of the road."
Tell the cook of this restaurant with my compliments that these are the very worst sandwiches in the whole world, and that when I ask for a watercress sandwich I do not mean a loaf with a field in the middle of it.