Angelina Jolie was in heaven. During a trip to NYC on Feb. 25, she made a rare red-carpet appearance with all six of her children at a screening of Netflix’s The Boy Who Harnessed the Wind. “Angie knows how blessed she is to be able to show her kids the world,” explains an insider. “Her hope is that they grow up to be caring individuals who want to make the world a better place.”
Just like they’ve made her a better person. In the three months since Angelina, 43, and estranged husband Brad Pitt, 55, finally hammered out a custody agreement over Maddox, 17, Pax, 15, Zahara, 14, Shiloh, 12, and twins Vivienne and Knox, 10, following years of bitter fighting, Angelina has been living her best life. “She’s telling…