Who said "Even alone, I remember my friends' support!"?

This quote is attributed to Boots.

Even alone, I remember my friends' support! - Boots

"Even alone, I remember my friends' support!"

Boots Solitude

"We did it! We did it! We did it, yeah!"

"Come on, let's go!"

"I can't do it alone, I need your help!"

"We're best friends!"

"Sometimes being the best means being the loneliest."

"Solitude gives us time to reflect on what matters"

"I'm not good with people, never have been."

"I feel like I'm disappearing."