Who said "Solitude is not loneliness; it is communion with self."?

This quote is attributed to Seven of Nine.

Solitude is not loneliness; it is communion with self. - Seven of Nine

"Solitude is not loneliness; it is communion with self."

Seven of Nine Solitude

"I am Seven of Nine. Tertiary adjunct of Unimatrix Zero One."

"Resistance is futile, but individuality is inevitable."

"Emotions are often illogical, yet they define our humanity."

"I have learned that perfection is not always the goal."

"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."