We have a collection of 2 Good quotes from Diogenes
"As a matter of self-preservation, a man needs good friends or ardent enemies, for the former instruct him and the latter take him to task." (ID 39586)
"Dogs and philosophers do the greatest good and get the fewest rewards." (ID 39700)
Related categories for this author:
Wisdom ; Intelligence ; Science ; Music ; Patriotism ; Good; Men ; Great ; Education ;