Sentence examples for which cannot be proven from inspiring English sources

Sales of ivory which cannot be proven to be over 70 years old will be banned.

But the group also argued that its statements were opinion, which cannot be proven true or false and which deserve protection under the right to free speech.

Or, as the British novelist Zia Haider Rahman put it in his award-winning début, "In the Light of What We Know," "Within any given system, there are claims which are true but which cannot be proven to be true".

For years, Zafar has been obsessed with the Austrian mathematician Kurt Gödel's Incompleteness Theorem: "Within any given system, there are claims which are true but which cannot be proven to be true".

We call religious people "believers", as though acceptance of a set of doctrines was their principal activity, and before undertaking the religious life many feel obliged to satisfy themselves about the metaphysical claims of the church, which cannot be proven rationally since they lie beyond the reach of empirical sense data.

If a counter-argument is presented which cannot be proven false, disregard it and discuss your rough childhood.

In Gran and in Jess's stepfather, Si, the rational and down-to-earth are contrasted with that which cannot be proved: belief, a magical flask.

And, having tried out all sorts of etiologies for which counter-examples were easily producible, he was perhaps wise to abandon any literal event as the source of neurosis, and settle for fantasised ones, which cannot be proved or disproved.

He discovered, for instance, that after Conan Doyle studied medicine, at the University of Edinburgh, and fell under the influence of rationalist thinkers like Oliver Wendell Holmes — who undoubtedly inspired the surname of Conan Doyle's detective — he renounced Catholicism, vowing, "Never will I accept anything which cannot be proved to me".

To show (2), Wittgenstein begins by asking (§5), what he takes to be, the central question, namely, "Are there true propositions in Russell's system, which cannot be proved in his system?".

But this was only a reason to accept it, if in general it is reasonable to accept certain principles (such as the Uniformity of Nature) which are not self-evident and which cannot be proved, but which bring order and coherence into a central part of our thought.