Quotes

Discover quotes in Time One from some of history’s greatest thinkers. Learn about the authors and explore related links to their work and other quotes. Find specific quotes by author and source or cycle through a randomization of quotes by clicking the refresh button. Share your favorite quotes using the icons below.

View All Authors View Sources
↻

[W]hy are the matter and vacuum energy densities approximately equal today (the coincidence problem)?

— Sean Carroll (2001)

Dark Energy and the Preposterous Universe
, p. 3