编辑同志:最近,我所工作的某服饰公司为完成一批外贸服装加工业务,要求工人们加班加点。考虑到酬劳丰厚,我自愿与单位签订了一份每天工作12小时的协议。现因我家中有事外出,故无法履行合同。但根据约定,一方违约,要承担高额赔偿责任。请问我能反悔吗?(读者:杜云)杜云同志:根据 Editorial Comrades: Recently, a clothing company I worked for to complete a number of foreign trade garment processing business, requiring workers to work overtime. Taking into account the lucrative, I volunteered with the unit signed an agreement to work 12 hours a day. Now because my family go out something, it can not fulfill the contract. However, according to the agreement, one party defaults, to assume high liability. May I regret it? (Reader: Du Yun) Comrade Du Yun: According to