He got into an argument with her doctor, refusing to bury her until he had substantial proof that she was truly gone.

他和她的医生发生了争执，拒绝埋葬她，直到他有确凿的证据证明她真的走了。

The generation through which we have lived seems to have given substantial proof that while popular government is difficult to establish, and must be learned by living with it, once established it will stand through very foul weather indeed.

我们所生活的这一代人似乎已经给出了充分的证据，证明虽然民粹政府很难建立，而且必须通过与它一起生活来学习，但一旦建立起来，它确实会经受住非常恶劣的天气。