A man of fashion never has recourse to proverbs, and vulgar aphorisms; uses neither favourite words nor hard words, but takes great care to speak very correctly and grammatically, and to pronounce properly; that is, according to the usage of the best companies.
There is no word for feeling nostalgic about the future, but that's what a parent's tears often are, a nostalgia for something that has not yet occurred. They are the pain of hope, the helplessness of hope, and finally, the surrender to hope.