Who said "The difficulty of literature is that it must be exact."?

This quote is attributed to Leo Tolstoy.

The difficulty of literature is that it must be exact. - Leo Tolstoy

"The difficulty of literature is that it must be exact."

Leo Tolstoy Literature

Novelist Russian 1828–1910

"The two most powerful warriors are patience and time."

"If you want to be happy, be."

"All happy families are alike; each unhappy family is unhappy in its own way."

"The sole meaning of life is to serve humanity."

"The pen is mightier than the sword."

"Literature opens the mind to new worlds"

"The interesting thing about books is that they're made of words."

"Literature captures the essence of what it means to be human."