Have you read Reagan? A 1975 interview, as relevant today as then.

[Quartus]

On the third parties:

REAGAN: Well, third parties have been notoriously unsuccessful; they usually wind up dividing the very people that should be united. And then we elect the wrong kind–the side we’re out to defeat wins.

On the current state of the Republican Party:

I have been doing my best to try to revitalize the Republican Party groups that I’ve spoken to, on the basis that the time has come to repudiate those in our midst who would blur the Republican image by saying we should be all things to all people in order to triumph. Lately, we find that of the 26 percent of the people who didn’t vote, more than half of them now say they didn’t vote because they don’t see any difference between the parties. I’ve been urging Republicans to raise a banner and put the things we stand for on that banner and don’t compromise, but don’t try to enlarge the party by being all things to everyone when you can’t keep all the promises. Put up a banner and then count on the fact that if you’ve got the proper things on that banner the people will rally round.

On the military draft:

I disagreed with it, and I’ll tell you why: I believe Lenin also on that. Lenin said that he would force the capitalist nations to maintain military conscription until the uniform became a symbol of servitude rather than patriotism.

Here's the whole article.