大学英语课堂演讲5分钟左右，有寓意，有哲理，给人震撼

这是VOA播过的一篇短文,讲的是  Down-to-earth这个习语的由来.你可以删减什么的,我是复制过来的...  Down-to-earth means being honest, open, and easy to deal with. It is a pleasure to find someone who is down-to-eart
h. A person who is down-to-earth is easy to talk to. He or she accepts others as equals. A down-to-earth person is just
the opposite of someone who acts important or proud. Down-to-earth people may be important members of society, of cours
e, but they do not let their importance go to their heads, they do not consider themselves to be better than others who
are less important. Someone who is filled with his own importance and pride, often without cause, is said to have his n
ose in the air. There is no way a person with his nose in the air can be down-to-earth.

     Americans use another expression that is similar in some ways to down-to-earth. The expression is both feet on the
ground. Someone with both feet on the ground is a pers