Well, the big difference is that the bank CEO's statement doesn't suggest that he will or could do something awful himself. It is indeed quite common to hear a

Well, the big difference is that the bank CEO's statement doesn't suggest that he will or could do something awful himself. It is indeed quite common to hear aphorisms like "live every day like it's your last" which make the same point as your analogy, but remove the suggestion that the speaker could be a murderer and are thus much more analogous to the bank CEO's statement.