Quote by Vera Rubin
"In science, the most important word is why, followed closely by how."
More from Vera Rubin
"The universe is a great big place, and there's a lot to be learned about it."
"I have always believed that astrophysics should be a fun thing."
"It is often stated that of all the particles which constitute the mass of the Galaxy, stars produce less than 1% of the light. This makes evident how little we really know."
"Science progresses best when observations force us to change our preconceptions."