"I'm a very lazy person, so I don't really do things or go out very much, but when I do get out of the house, I do get recognized a lot."
"I think, often, child actors are, like, overlooked a little bit."
"I've been compared to a lot of redheads. Here's the thing though: you can look nothing like somebody, but if you both have red hair, all of a sudden people think you look exactly the same."
"I want to go to college, definitely. If it's possible, I want to."
"I realised what goes on in the egg industry and the dairy industry, so then I was like, 'That's it! Going vegan!' and I just kind of went cold turkey, basically."
"If the vegan diet doesn't work out for you, at least you can do something for animals - whether that's the way you eat or the way you dress, everything helps, really."
"I don't have speed dial, but if I had one, it would probably be my mum."
"I have, like, a playlist with all my favourite songs on it. Sadie's Playlist is the soundtrack of my life. 'Wonderwall' by Oasis, 'Under The Bridge' by Red Hot Chili Peppers, TLC, 'Waterfalls' - I love the '90s."
"If you're a child, and you're on Broadway, you automatically know every other child in a production."
"I worked with a skateboarding instructor for three hours every day. We would go to the park and do ramps. I had to wear a ridiculous amount of gear - elbow pads, knee pads, every kind of pad, plus a helmet - to stop myself from getting hurt."
"My friend had told me about 'Stranger Things' and how I had to watch it. I was like, 'OK, I will!' I binged it in, like, a day and was like, 'Oh my gosh, Mom, you need to watch this show. Everyone needs to watch this.' A week later, I got the breakdown for Max. A month later, I got the part."
"I knew the big following 'Stranger Things' had, and I really liked the show, but even if I hadn't known what the show was, I still really related to the character, and I really liked the material."
"I'll skateboard now and then from time to time."
"I watched the 'Food, Inc.' documentary and was like, 'This has opened my eyes to the meat industry - maybe I should go vegetarian.' And my friend told me, 'Sadie, you're not gonna last a week.' But I'm very competitive."
"I realized that, as a woman, you have an obligation to be a feminist."
"I'm passionate about encouraging girls to be confident in their own skin."
"It's so easy to be insecure about your looks or if you're wearing the right clothes, or your hair and makeup. And I think it's just so important to stay true to who you are."
"I'm 16, and I'm still self-conscious. Everyone is at this age."
"You need to be silly sometimes."
"For me, fashion is one of the biggest changes. I never got to wear Chanel or anything like that, growing up, or really experience fashion the way I get to now."
"I have more interesting things to post on social media, now that I'm going to Venice and stuff like that, instead of, you know, going to school and sitting on my couch."
"I think there's this misconception about vegans, that it's impossible, and they're crazy or whatever. But it's not like that. You can be vegan and still be really chill."
"I'm not really about spending every second on social media. I think there's a lot more useful things you can do with your time."
"I never really had a celebrity crush when I was little. I know some of my friends have posters up on their bedroom wall; I was never really about that."
"I've always kind of had this interest in fashion."