Quotes from Christine M. Korsgaard

to be a person is to be constantly engaged in making yourself into that person

If you view yourself as having a value-conferring status in virtue of of your power of rational choice, you must view anyone who has the power of rational choice as having...a value conferring status.

There is something splendid about innocence; but what is bad about it, in turn, is that it cannot protect itself very well and is easily seduced. Because of this, even wisdom - which otherwise consists more in conduct than in knowledge - still needs science, not in order to learn from it but in order to provide access and durability for its precepts.

Thus we find that the unconditioned condition of the goodness of anything is rational nature...To play this role, however, rational nature must itself be something of unconditional value--and end in itself.

The principle of a good will, therefore, is to do only those actions whose maxims can be conceived as having the form of a law. If there is such a thing as moral obligation – if, as Kant himself says, "duty is not to be as such an empty delusion and a chimerical concept" (4:402) – then we must establish that our wills are governed by this principle: "I ought never to act except in such a way that I could also will that my maxim should become a universal law.

A} maxim's legal character must be intrinsic: it must have what I shall call 'lawlike form.' this is why legal character, or universality, must be understood as lawlike form, that is, as a requirement of universalizability.