The key to managing complexity is to focus on the interfaces between components, not their internal details.

The image is the site of the disappearance of meaning and of the subject, and thus of the disappearance of the scene of the political.

当帮助人们摆脱贫困陷阱时，微小的改变可以产生巨大的影响。

对一切数据进行冗余备份，至少要有一个物理硬盘备份和一个云端备份。每个备份都要多于一个。想想要是你弄丢了所有数据、照片、笔记，得花多少钱来找回它们？与遗憾相比，备份很便宜。