Who said "Nothing can be sole or whole that has not been rent."?

This quote is attributed to William Butler Yeats.

Nothing can be sole or whole that has not been rent. - William Butler Yeats

"Nothing can be sole or whole that has not been rent."

William Butler Yeats Strength

Poet Playwright Irish 1865–1939

"The best way to live is to act as if you are already dead."

"Do not wait to strike till the iron is hot; but make it hot by striking."

"There are no strangers here; only friends you haven't yet met."

"How can we know the dancer from the dance?"

"Strength comes from within."

"A woman should be proud of who she is."

"A strong woman can overcome anything."

"The only thing I'm good at is killing."