Foster explained: "It was at a time in my life, mid-20s, 24, 25, I look back at that person who played for United then, and it's not me. I was so wet behind the ears, I didn't understand how anything worked in life. But I did [suffer from impostor syndrome].
"I hated every second of it. I didn't enjoy it. I was nervous, I was petrified of making a mistake, petrified of what the outside world would say about it. That's a bad way to go about it. When you go into games thinking the worst, or fearing the worst, you're off to a bad start straight away. I'd look around at some of these big names behind me and think: 'How have I got here?'"