Whatever a guarantee says, when something goes wrong, you can still claim your rights from the shop.
不管保修单上怎么说,当产品出现故障时,你仍然可以去商店维护自身的权益。
《柯林斯英汉双解大词典》
2
Socrates never says Simmias, here's what your objection goes wrong: harmony is not really invisible or can't be destroyed, whatever it is, so we don't have a counterexample.