Question

but I felt sad that no one else had ever taken a second look

Answer 1

合理,no one else 指没有另外一人.意指还是有人看过了,起码“I”应该看过.

不加的话,语法通顺,意思是没有任何人再看一下,包括“I”.但句中有i felt sad,故起吗“I”应该看过.

故,else用法合理!