笨人难教.A stupid fellow is difficult to teach.她不愿与笨人为伍，而在她看来，大多数人都是笨人。She doesn't suffer fools gladly and, in her view, most people are fools.你会发现,我比一般的笨人还笨.You'll find I'm a more than commonly stupid man....

“笨人”的英语可以翻译为：woodenhead，apple head，[法] ignoramus，beetlehead，clodpate ...