The passions that incline men to peace are fear of death, desire of such things as are necessary to commodious living, and a hope by their industry to obtain them.
无人机的价值在于解决行业的痛点。
战略不是详细的计划或指令程序；它是一个统一的主题，为个人或组织的行动和决策提供一致性和方向。
The core competitiveness of banks lies in credit and professional capabilities.
The beauty of mathematics lies in its ability to connect seemingly unrelated ideas.