· A friend is a second self.朋友是另一个我。——经典英文句子

· A friend in need is a friend indeed.患难朋友才是真朋友。

· A friend in court is better than a penny in purse.曩中有钱，不如朝中有友。

· A friend exaggerates a man´s virtue, an enemy his crimes.朋友宣扬人的美德，敌人夸大人的罪过。

· A fox may grow grey, but never good.狐狸会变，但本性难移。

· A fool´s heart dances on his lips.愚人心坦荡，挂在嘴唇上。

· A fool´s bolt may sometimes hit the mark.愚者千虑，必有一得。

· A fool may throw a stone into a well which a hundred wise men cannot pull out.一愚所失，百智难回。

· A fool may give a wise man counsel.愚者千虑，必有一得。

· A fool may ask more questions in an hour than a wise man can answer in seven years.愚者所问，智者难答。

· A fool can ask more questions than seven wise men can answer.一愚发问，七智结舌。

· A fool attempting to be witty is an object of profoundest pity.蠢人装聪明，实在最可怜。

· A fool and his money are soon parted.笨蛋难聚财。

· A fool always rushes to the fore.傻瓜总爱强出头。

· A fool always comes short of his reckoning.愚人常缺算计。

· A flow of words is no proof of wisdom.口若悬河不能作为才智的证明。

· Affairs that are done by due degrees are soon ended.事情要安步就班地做，就会很快地做完。