By doing this, I break down something that seems far-off (a beautiful big house to retire in and for my children and grandchildren to enjoy) into smaller pieces that I can do right now.

Or just get together with someone you love and talk about something else entirely, just to take your mind off whatever is haunting you, give it a break.

He said: 'it's quite dangerous diving so deep around the iceberg because at any moment something on it could break off and hit divers or the boat.