1、Ralph Waldo Emerson once said, "Nothing great is ever accomplished in life without enthusiasm."
拉爾夫·瓦爾多·愛默生曾經說過：生活中沒有熱情，任何大事都不可能發(fā)生。

2、Ralph Waldo Emerson was an American philosopher, poet, lecturer, and essayist.
愛默生是一位美國的哲學家、詩人、演講家及散文家。

3、Ralph Waldo Emerson was born on May 25, 1803 in Boston, Massachusetts.
1803年5月25日，愛默生出生在馬薩諸塞州的波士頓。