He that cannot forgive others

"He that cannot forgive others, breaks the bridge over which he himself must pass if he would ever reach heaven; for every one has need to be forgiven."—Herbert
The New Dictionary of Thoughts: A Cyclopedia of Quotations, Rev. Tryon Edwards, 1908, 2012

Attributed to George Herbert, British poet, 1593-1633, https://www.brainyquote.com/quotes/george_herbert_397815

“He who cannot forgive breaks the bridge over which he himself must pass.”

 Attributed to George Herbert, British poet, 1593-1633,
https://www.goodreads.com/quotes/214213-he-who-cannot-forgive-breaks-the-bridge-over-which-he

"He that cannot forgive others breaks the bridge over which he must pass himself, for every man hath need to be forgiven." —Edward, Lord Herbert of Cherbury, 1583-1648

Sidney Lee (ed.) The Autobiography of Edward, Lord Herbert of Cherbury, revised edition (London: Routledge, 1906). P. 34
Edward Herbert, 1st Baron Herbert of Cherbury (1583–1648) was a British soldier, diplomat, historian, poet, autobiographer and metaphysician, sometimes called "the father of deism". 
The poet George Herbert was his brother.
https://en.wikiquote.org/wiki/Edward_Herbert,_1st_Baron_Herbert_of_Cherbury