#英語豐富多彩的習語#
Doing everything is doing nothing，知識創造財富，學可以不博，但不能不精，淺學不但誤己，還有可能害了其他人，a little knowledge is a dangerous thing 表達的就是這個意思，可以意為「一知半解，自欺欺人」，寓意：
gaining some knowledge can make a person believe that they have now become experts in that field
獲得一些知識可以使一個人相信他們現在已經成為這個領域的專家
this phrase refers to how people behave when they have only some of the knowledge which leads them to act in a way that could be detrimental to them or someone else
這個短句指的是當人們只有一些知識時，他們的行為方式可能會對他們或其他人有害
a little knowledge misleads people into thinking they can manage more than they actually can
一點點知識會誤導人們，讓他們以為自己能比實際做得更多
例如：
My younger brother read a book on driving a car and now he thinks he ca drive. a little knowledge is a dangerous thing.
我弟弟讀了一本有關駕駛的書，就認為自己可以開車了，一知半解是滿危險的事。
He read about the procedure online and thought he doesn't need the doctor to get it done. Now he will have to stay in the hospital far more than he might have in the first place, a little knowledge is indeed a dangerous thing.
他在網上讀到了這個流程，認為不需要醫生來做。現在他要住院的時間比一開始可能多得多，一知半解確實是一件危險的事情。
She cut her own fringes and ended up making her face look ridiculous. A little knowledge can be a dangerous thing when dealing with the intricate art of hair cutting.
她剪了自己的流蘇，結果弄得自己的臉看起來很可笑。在處理複雜的理髮藝術時，一知半解可能是一件危險的事情。
為什麼學藝不精是件危險的事呢，你想想主刀醫生如果對手術及相關的知識一知半解，被做手術的人的心裡陰影面積得多大。學習要認真，要對自己負責，更要對社會負責。