(idiomatic) Established habits are difficult to change.

(idiomatic) An existing concept or institution offered as though it were a new one.

If a person does not develop wisdom with age, then his or her foolishness is all the more obvious and shameful.

I was born ... year(s) ago.

Indicates that the speaker is aged twenty.

(idiomatic) Alternative form of every nook and cranny

(idiomatic) Alternative form of any nook or cranny

Alternative form of old boy network

(figuratively, Britain) To bring back old problems; to dig up old trouble.

plural of good old boy network