“I know of no department of natural science more likely to reward a man who goes into it thoroughly than anthropology. There is an immense deal to be done in the science pure and simple, and it is one of those branches of inquiry which brings one into contact with the great problems of humanity in every direction.”
“Perhaps the most valuable result of all education is the ability to make yourself do the things you have to do, when it ought to be done, whether you like it or not. It is the first lesson that ought to be learned and however early a person's training begins, it is probably the last lesson a person learns thoroughly.”
“Mathematics may be compared to a mill of exquisite workmanship, which grinds your stuff to any degree of fineness; but, nevertheless, what you get out depends on what you put in; and as the grandest mill in the world will not extract wheat flour from peas cods, so pages of formulae will not get a definite result out of loose data.”