Propaganda, to be effective, must be believed. To be believed, it must be credible. To be credible, it must be true.

Propaganda, to be effective, must be believed. To be believed, it must be credible. To be credible, it must be true.

宣传要有效，就必须相信。要被相信，它必须是可信的。要想可信，就必须是真的。

-- Hubert Humphrey 休伯特·汉弗莱