The second quotation contains the spacing error "doesn't knowhowto evaluate" which the other quotation corrects. Perhaps someone added the quote with the error, noticed the problem, and "corrected" it by adding another copy of the quote. It's too bad they apparently did not know they can ask a librarian to correct typos in quotes. Neither quote has any "likes" yet so I assume the solution is to delete the quote containing the error.
* “Mechanism design takes up Hume's challenge by designing games [...]
* “Mechanism design takes up Hume's challenge by designing games [...]
The second quotation contains the spacing error "doesn't knowhowto evaluate" which the other quotation corrects. Perhaps someone added the quote with the error, noticed the problem, and "corrected" it by adding another copy of the quote. It's too bad they apparently did not know they can ask a librarian to correct typos in quotes. Neither quote has any "likes" yet so I assume the solution is to delete the quote containing the error.