The whole power of cunning is ...

The whole power of cunning is privative; to say nothing, and to do nothing , is the utmost of its reach. Yet men, thus narrow by nature and mean by art, are sometimes able to rise by the miscarriages of bravery and the openness of integrity, and, watching failures and snatching opportunities, obtain advantages which belong to higher characters.
The whole power of cunning is privative; to say nothing, and to do nothing , is the utmost of its reach. Yet men, thus narrow by nature and mean by art, are sometimes able to rise by the miscarriages of bravery and the openness of integrity, and, watching failures and snatching opportunities, obtain advantages which belong to higher characters.

Quotes from the same author

If a man does not make new acquaintances as he advances through life, he will soon find himself left alone. A man, sir, should keep his friendship in a constant repair.
To keep your secret is wisdom; but to expect others to keep it is folly.
Love is the wisdom of the fool and the folly of the wise.
Memory is the mother of all wisdom.
Friendship, like love, is destroyed by long absence, though it may be increased by short intermissions.