如果是18歲在1978高中畢業，現在也才50多。給人家多幾年嘛

The average age when awarded is 59 for the Laureates in all prize categories between 1901 and 2013. The most frequent age bracket is 60-64.

http://www.nobelprize.org/nobel_prizes/lists/laureates_ages/all_ages.html