最大的性能改进是当系统从不能工作到能工作的时候。

The hardest decisions often require balancing short-term gains with long-term consequences.

The holographic principle suggests that the information content of a region of space can be thought of as encoded on the boundary of that region, much like a hologram.

释义：知足常乐的人会感到快乐，没有欲望没有追求的人会感到轻松。