Opportunity, it is famously said, knocks only once., a U.S. Senator from Kansas, penned an ode to this simple but profound principle in the mid-19th century, and it was said to have become Theodore Roosevelt’s very favorite poem. When he was president, an autographed copy of it was the only thing besides a portrait to hang in TR’s executive office in the White House. If the Bull Moose needed a potent reminder to listen for opportunity’s subtle call, we all surely do as well.
