The author quotes the case of Albert Einstein to illustrate __________.

(单选题)18.（ ） (单选题)17.（ ） (单选题)16.（ ） (单选题)He did not regret saying what he did but felt that he ______ (单选题)If I hadn’t stood under the ladder to catch you when you fel (单选题)______ with the picture, Mary tore it to pieces. (单选题)Compared with his sister, Jerry is even more ______ to and m (单选题)In China, 60 percent of the current health care fee is paid (单选题)Shanghai is ______ that we can hardly visit all the beautifu (单选题)— “Could we put off the meeting?” she asked.— “______.” He a