All work of man is as the swimmer's: a vast ocean threatens to devour him; if he front it not bravely, it will keep its word.

The thing is not only to avoid error, but to attain immense masses of truth.

To each is given a certain inward talent, a certain outward environment or fortune; to each by wisest combination of these two, a certain maximum capacity.

Heroes have gone out; quacks have come in; the reign of quacks has not ended with the nineteenth century. The sceptre is held with a firmer grasp; the empire has a wider boundary. We are all the slaves of quackery in one shape or another. Indeed, one portion of our being is always playing the successful quack to the other.

Statistics is a science which ought to be honourable, the basis of many most important sciences; but it is not to be carried on by steam, this science, any more than others are; a wise head is requisite for carrying it on.

Show me the person you honor, for I know better by that the kind of person you are. For you show me what your idea of humanity is.

Nothing that was worthy in the past departs; no truth or goodness realized by man ever dies, or can die.