None can be so true to your secret as yourself.

If a piece of worthless stone can bruise a cup of gold, its worth is not increased, nor that of the gold diminished.

Be thou good thyself, and let people speak evil of thee; it is better than to be wicked, and that they should consider thee as good.

To be over much facetious is the accomplishment of courtiers and blemish of the wise.

The whelp of a wolf must prove a wolf at last, notwithstanding he may be brought up by a man.

A dog will never forget the crumb thou gavest him, though thou mayst afterwards throw a hundred stones at his head.

To the eye of enmity virtue appears the ugliest blemish.