Brad Pitt mused he cries about time moving fast as he called his daughter Zahara smart. The ‘Bullet Train’ actor, 58, made the admission after he also talked about his daughter Shiloh, in a rare move of talking about the children he shares with ex-wife Angelina Jolie, from whom he split six years ago. He told Vanity Fair about 17-year-old Zahara: “I’m so proud of her. She’s so smart. She’s going to flourish even more at college.” The singleton, who split from Angelina, 47, in 2016, added: “It’s an exciting and beautiful time to find her own way and pursue her interests. I’m so proud. “Where do…