When checking references for a job applicant， employers may be reluctant or prohibited from saying anything negative， so leave or send a message that says， “Get back to me if you highly recommend this applicant as super great.” If they don’t reply take that as a negative.

Both incentives and punishments elicit powerful responses.

渔业技术必须首先服务于保护，其次才是利润。

网络的价值与系统连接用户数量的平方成正比。

我只是一个碰巧会唱歌的普通人。