1) Wise man have their mouths in their hearts,fools have their hearts in their mouths.
2) Fools have their heart in their mouth, but wise men keep their mouth in their heart .
3) A fool's heart dances on his lips.
4) at heart
5) within oneself
6) keep in mind; bear in mind
1.愚昧的人;浅陋的人。 2.以他人为愚昧。 3.可与为恶，不可与为善的人。《汉书．古今人表》分人为九等，其第九等为"下下，愚人"。蚩尤﹑妲己﹑赵高等皆列于此等。