Selena Gomez feels “sad” over the beauty standards of her generation. The 31-year-old actress believes that there are “very unrealistic” ideals within the world of beauty as she called out the use of airbrushing and filter techniques. Speaking at the TIME100 Summit, she said: “Personally, I felt that there’s a very unrealistic standard when it comes to the cosmetic world and it makes me a little sad for my generation. And for anyone to look at something that’s probably touched up and made to look nice is… I just wanted to break that down.” The ‘Only Murders in the Building’ star is the found…