The man of science multiples the points of contact between man and nature.
Chance is the pseudonym God uses when He'd rather not sign His own name.
An education which does not cultivate the will is an education that depraves the mind.
History books that contain no lies are extremely dull.
We have drugs to make women speak, but none to keep them silent.
The wonder is, not that the field of stars is so vast, but that man has measured it.