Use footnotes for very important remarks, endnotes for unnecessary ones (and parentheses to tease and confuse the reader).

To progress and flourish, modern society should treat ruined entrepreneurs the same way we have been treating dead soldiers.

There is no such thing as a failed entrepreneur. There is no such thing as a successful commentator.

There is no such thing as a failed entrepreneur.

Journalists understanding of risk is so retrospective that they would put the security checks after the plane ride.
[corrected aphorism]