But finding counterexamples can, in general, weaken our confidence in our own arguments.
然而找反例往往会弱化我们在争辩时的自信。
2
One reason is that to evaluate its validity requires constructing counterexamples (finding an a that is a c, for instance).
原因之一在于要评价它的可靠性需要举出反例(比方说找到一个A是C的。)
3
The special role of counterexamples in mathematics theory is discussed. Several special examples used in teaching differential of multi-function are given.