Our ambition should be to rule ourselves, the true kingdom for each one of us; and true progress is to know more, and be more, and to do more.
The only difference between the saint and the sinner is that every saint has a past, and every sinner has a future.
As long as war is regarded as wicked, it will always have its fascination. When it is looked upon as vulgar, it will cease to be popular.
There should be a law that no ordinary newspaper should be allowed to write about art. The harm they do by their foolish and random writing it would be impossible to overestimate - not to the artist, but to the public, blinding them to all but harming the artist not at all.