I think Ai said that because she was still new to the whole leader thing.
I'm pretty sure challenges came after that interview that she wasn't expecting. How long had she been leader before that interview? She couldnt possibly have experienced that many leadership type of roles in a few months.
But anyways. . Look at Leader Gaki teaching her 9th and 10th gen in the video

[youtube]jkx9Ai2n-Jc[/youtube]