"There is no wisdom save in truth. Truth is everlasting, but our ideas about truth are changeable. Only a little of the first fruits of wisdom, only a few fragments of the boundless heights, breadths and depths of truth, have I been able to gather." Martin Luther (1483--1546) was a German priest and professor of theology who initiated the Protestant Reformation.
"God is a concept by which we measure our pain." John Lennon (1940-1980) was a musician and singer-songwriter who rose to worldwide fame as one of the founding members of The Beatles.
"For I have neither wit, nor words, nor worth, action nor utterance, nor the power of speech, to stir men's blood. I only speak right on. I tell you that which you yourselves do know." William Shakespeare (baptised 26 April 1564 - birth date unknown--1616) was a poet and playwright.