“This is our time. Until that time stops - for one of us, for both – it is our time. Now. Will you waste it, because you are afraid?”

Source: The Laundry Files, The Labyrinth Index (2018), Chapter 8, “A Game of Vampires” (p. 236)

Source: The Dark Tower

Source: It's Kind of a Funny Story

Source: One Minute Nonsense (1992), p. 127
Context: A disciple, in his reverence for the Master, looked upon him as God incarnate.
"Tell me, O Master," he said, "why you have come into this world."
"To teach fools like you to stop wasting their time worshiping Masters."

Source: Knowledge@Wharton https://knowledge.wharton.upenn.edu/article/the-righteous-mind-why-liberals-and-conservatives-cant-get-along/ (2013)

From Marthe Troly-Curtin's Phrynette Married (1912). Misattributed to Bertrand Russell due to an ambiguous entry in Laurence J. Peter's Peter’s Quotations: Ideas for Our Time (1977) http://quoteinvestigator.com/2010/06/11/time-you-enjoy/
Misattributed

Source: Revival

Source: Richard II