I am your friend, I am old, and I know that I am discreet.

I am extraordinarily discreet.

It may seem strange that I should say so myself, but my own life has taught me that I am to be trusted with secrets." "Yes," replied Bosio.

"You must have heard strange things sometimes under the seal of confession." "I have known of strange things." Don Teodoro's face grew sad and thoughtful, and Bosio, seeing it, suddenly made up his mind.
He leaned far back against the painted wall for a moment, with half-closed eyes.

Then he drew nearer to his friend, so that he spoke close to the latter's ear, though he looked down at the table before him.