If there is some end of the things we do, which we desire for its own sake, clearly this must be the good. Will not knowledge of it, then, have a great influence on life? Shall we not, like archers who have a mark to aim at, be more likely to hit upon what we should? If so, we must try, in outline at least, to determine what it is.

Those who assert that the mathematical sciences say nothing of the beautiful or the good are in error. For these sciences say and prove a great deal about them…

It is the mark of an educated man to look for precision in each class of things just so far as the nature of the subject admits; it is evidently equally foolis…

The life of money-making is one undertaken under compulsion, and wealth is evidently not the good we are seeking; for it is merely useful and for the sake of s…

A human action becomes genuinely important when it springs from the soil of a clear-sighted awareness of the temporality and the ephemerality of everything hum…

A 'sin' is something which is not necessary.

Does the end justify the means? That is possible. But what will justify the end? To that question, which historical thought leaves pending, rebellion replies: …