My computer was infected by a virus, I guess since I didn't have firewall installed.
我的电脑受到病毒感染了,我想是因为我没装防火墙。
Let difficulties occur but not the loss of courage.
纵使困难重重,也不丧失勇气。
When a thief was caught on the premises of large jewellery store on morning, the shop assistants must have found it impossible to resist the temptation to say 'it serves him right.