Who said "My Pokémon are counting on me, and I won't let them down."?

This quote is attributed to Misty.

My Pokémon are counting on me, and I won't let them down. - Misty

"My Pokémon are counting on me, and I won't let them down."

Misty Friendship

"You're such a jerk, Ash!"

"Somebody's gotta keep you in line!"

"We're a team, and we stick together!"

"You can't just run off without thinking!"

"Friendship is built on trust and honesty."

"True friendship is worth more than gold."

"Good friends are like stars, always there even when you can't see them."

"Friendship means sacrifice."