Is it true that freedom comes only once to a people. And those in world history who have know freedom and then lost it have never known it again?

Is it true that freedom comes only once to a people. And those in world history who have know freedom and then lost it have never known it again?

The complete quote is: "Freedom is a fragile thing and is never more than one generation away from extinction. It is not ours by inheritance; it must be fought for and defended constantly by each generation, for it comes only once to a people. Those in world history who have known freedom and then lost it have never known it again." — Ronald Reagan

Is it true that freedom comes only once to a people. And those in world history who have know freedom and then lost it have never known it again?
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