There is no defence against folly.

然而面对愚蠢，根本无法防卫。

youdao

There is no defence, except stupidity, against the impact of anew idea.

除了愚蠢，对新思想的影响别无防御之法。

youdao

Not having heard of an obscure foreign rule is no defence. Violators face fines or even jail.

也许某条晦暗的外国法规你根本听都没听说过，但这仍然无法作为你辩护的理由；一旦违反该法案，就会面临罚款甚至牢狱之灾。

youdao

'Sometimes it can hurt, but to say you're small is no defence if you've infringed a patent.

BBC: Do the patent wars threaten innovation?

If a Nobel prize is no defence against expropriation, that doesn't bode well for the security of property rights in Bangladesh.

ECONOMIST: Property rights in peril in Bangladesh

"Therefore, any abrogation by the celebrity of their responsibility to deal with income tax and other debt issues, is no real defence, " he said.

BBC: Martine McCutcheon declared bankrupt