Ex. 2 Don't be inflexibly devoted to a system just because it worked elsewhere.

不要只因为某种制度在别的地方曾经行之有效，就一成不变地热衷于这种制度。

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There would be nothing like the same confidence, by the public generally, in an inconvertible currency so regulated, as in a convertible one: and the most instructed person might reasonably doubt whether such a rule would be as likely to be inflexibly adhered to.

FORBES: The 10 Minute Gold Standard: It's Much Easier Than You Think