真正讲理的人不会用嗓门大小来代替事实和证据。Zhēnzhèng jiǎnglǐ de rén bú huì yòng sǎngmén dàxiǎo lái dàitì shìshí hé zhèngjù.A truly reasonable person does not use the volume of their voice to replace facts and evidence.
他这个人很讲理,从来不会无理取闹。Tā zhège rén hěn jiǎnglǐ, cónglái bú huì wúlǐ qǔnào.He is a very reasonable person and never makes trouble without cause.
跟不讲理的人吵架,只会浪费时间。Gēn bù jiǎnglǐ de rén chǎojià, zhǐ huì làngfèi shíjiān.Arguing with an unreasonable person only wastes time.