bié / dāng / mǎ / pì / jīng / yīng / gāi / chéng / shí / de / shuō / chū / zì / jǐ / de / kàn / fǎ

别当马屁精，应该诚实地说出自己的看法。

Don't be a toady; you should honestly express your own opinions.