The familiar material objects may not be all that is real, but they are admirable examples.

The familiar material objects may not be all that is real, but they are admirable examples.

熟悉的实物可能并不都是真实的，但它们都是令人钦佩的例子。

-- Willard Van Orman Quine 威拉德·冯·奥曼·蒯因