Quote by George Lemaitre
"Happiness is not something ready made; it comes from your own actions."
More from George Lemaitre
"The evolution of the world can always be represented by the increase of the disorder, the entropy of the system."
"Science and religion are not antagonistic; they answer different questions."
"I find myself forced to admit that the opinion concerning non-existence of matter is Philosophy and not Science."
"The universe begins to look more like a great thought than like a great machine."