A life without examination is not worth living.
无人机的未来不是替代人，而是帮助人更好地完成工作。
世界上不知有多少贝丝，羞怯，娴静，躲在角落里，有需要时才露面，甘心情愿地为他人活着没人留心她们做出的牺牲，直到炉边的小蟋蟀，消歇了唧唧之声，芳香温煦，一去不返，只留下一片沉寂和空虚。
The Langlands program is a vision of how mathematics could be unified.
To eat bread without hope is still slowly to starve to death.
The energy sector is not just about resources; it's about responsibility and innovation.