[...] A miracle! I have actually a quiet hour and mood, which I am using to write a dozen letters. [...]
Yes, come! The three chief performances [of Tristan] are on May 15th, 18th and 22nd. They will be wonderful, like nothing ever known before. It was for this I had to suffer—to see this! You can have no conception of the excellence of the two Schnorrs. They are concentrating all their powers upon this one achievement, to which they are now able to do full artistic honour. [...] No hymn can sing the full divinity of my young King. It is all like a dream, a fairy-tale; it is incredible that anything so beautiful, so profound, so exalted, could suddenly enter into human life. And how wise he is, without in the least knowing it! Yet much sorrow overshadows us; the terrible vulgarity of the entourage, of everything about us—and yet all governed by him so wisely, with infallible instinct.—God!—if he but thrives and prospers! Then at last the German nation will have for once the example it needs—something different from Frederick II.
All my fears are lightly dispelled by his inimitable rightness of feeling. Nothing harms him—he is hallowed. [...]
Source: Letters of Richard Wagner, Vol. 2, selected and ed. Wilhelm Altmann, trans. M. M. Bozman (J. M. Dent & Sons, 1927), No. 605