There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false. A thing is not necessarily either true or false; it can be both true and false.

可能是公鸡在啼叫，但下蛋的是母鸡。

从小处着眼。如果你从小处着眼，你就会保持小。如果你从大处着眼，你就会保持大。

The more you learn, the more you know, the more you know, the more you forget. The more you forget, the less you know. So why bother to learn?

空间是一种物质。