The Prince by Niccolo Machiavelli Chapter 23 Page 1

That Flatterers Should Be Shunned

One error into which Princes, unless very prudent or very fortunate in their choice of friends, are apt to fall, is of so great importance that I must not pass it over. I mean in respect of flatterers. These abound in Courts, because men take such pleasure in their own concerns, and so deceive themselves with regard to them, that they can hardly escape this plague; while even in the effort to escape it there is risk of their incurring contempt.

For there is no way to guard against flattery but by letting it be seen that you take no offense in hearing the truth: but when every one is free to tell you the truth respect falls short. Wherefore a prudent Prince should follow a middle course, by choosing certain discreet men from among his subjects,