"The true Logic for this world is the Calculus of Probabilities, which takes account of the magnitude of the probability."

"The value of a scientific theory depends on its power of predicting future events."

"It is an unscientific habit to give names to things before we know what they are."

"The opinion seems to have got abroad, that in a few years all the great physical constants will have been approximately estimated, and that the only occupation which will then be left to men of scienc…"

"But I think that the results which each man arrives at in his attempts to harmonize his science with his Christianity ought not to be regarded as having any significance except to the man himself, and…"