Every one knows about the young man who falls in love with the chorus-girl because she can kick his hat off, and his sister's friends can't or won't. But the youth who marries her, expecting that all her departures from convention will be as agile or as delightful to him as that, is still the classic example of folly.

The insidiousness of science lies in its claim to be not a subject, but a method. You could ignore a subject; no subject is all-inclusive. But a method can plausibly be applied to anything within the field of consciousness.

... when you make it a moral necessity for the young to dabble in all the subjects that the books on the top shelf are written about, you kill two very large birds with one stone: you satisfy precious curiosities, and you make them believe that they know as much about life as people who really know something. If college boys are solemnly advised to listen to lectures on prostitution, they will listen; and who is to blame if some time, in a less moral moment, they profit by their information?

All violations of essential privacy are brutalizing.

... if we have a dollar to spend on some wild excess, we shall spend it on a book, not on asparagus out of season.

You can bear anything if it is not your fault.

... there are some who, believing that all is for the best in the best of possible worlds, and that to-morrow is necessarily better than to-day, may think that if culture is a good thing we shall infallibly be found to have more of it that we had a generation since; and that if we can be shown not to have more of it, it can be shown not to be worth seeking.