Don't express your ideas too clearly. Most people think little of what they understand, and venerate what they do not.
An ounce of prudence is worth a pound of cleverness.
We often have to put up with most from those on whom we most depend.
Keep to yourself the final touches of your art.
Everything foreign is respected, partly because it comes from afar, partly because it is ready made and perfect.
Put a grain of boldness into everything you do.