A frog in the well knows not the ocean.

井底之蛙不知海为何物。

相关名言

He who never goes is a fool; he who goes twice is also a fool.

从不去的人是傻瓜;两次都去的人也是傻瓜。

You must look where it is not as well as where it is.

你必须把它的位置看得和它不在的地方一样好。