Answer:
"melachony old creatures who had been unfortunate in life"
Explanation:
The narrator according to his quote in the first paragraph described Dr.Heidegger's friends as having a very bad attitude, they lived a very careless life damming the consequences that would come out from this type of lifestyle. They were all unreasonable during their youthful days, enjoying life to the fullest without thinking of its effect in many years to come.