Who said "I've learned to trust no one but myself."?

This quote is attributed to Nebula.

I've learned to trust no one but myself. - Nebula

"I've learned to trust no one but myself."

Nebula Solitude

"I didn't ask for this life."

"You're welcome."

"I will kill you slowly."

"Gamora may have stolen your money, but I will steal your life."

"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."