Do not gloat when your enemy falls; when he stumbles, do not let your heart rejoice

你仇敌跌倒，你不要欢喜；他倾倒，你心不要快乐

youdao

He twists his hands nervously as he stumbles over letters, trying to make them add up to whole words.

他一边紧张地搓着手，一边磕磕巴巴地拼读字母，试图将它们组成完整的单词。

youdao

It is when he walks by night that he stumbles, for he has no light.

若在黑夜走路、就必跌倒、因为他没有光。

youdao

But he stumbles in explaining the medieval split between East and West over mysticism.

ECONOMIST: A history of Christianity

Alone and weak from thirst, he stumbles down to the shore, tastes the salt water, and collapses on the beach.

BBC: The ghostly shore of Namibia��s Skeleton Coast

And if he stumbles at the first hurdle, missing out on the hefty Champions League payoff, his task becomes virtually impossible.

WSJ: Andre Villas-Boas: The Collapse of a Coaching Wunderkind