“Have you heard that modesty is an attractive traits?Only to ugly people”

“Haven't you ever heard that modesty is an attractive trait?""Only from ugly people," Jace confided. "The meek may inherit the earth, but at the moment it belongs to the conceited. Like me." He winked at the girls, who giggled and hid behind their hair.”

“Clary turned instant traitor against her gender. "Those girls on the other side of the car are staring at you."Jace assumed an air of mellow gratification. "Of course they are," he said. "I am stunningly attractive.""Haven't you ever heard that modesty is an attractive trait?""Only from ugly people," Jace confided. "The meek may inherit the earth, but at the moment it belongs to the conceited. Like me.”

“...being happy and fulfilled is probably one of the most attractive traits you can offer a partner.”

“It is not enough to be nice; you have to be good. We are attracted by nice people; but only on the assumption that their niceness is a sign of goodness.”

“if we focus on what's ugly, we attract more ugliness into our thoughts, and then into our emotions, and ultimately into our lives”