The essence of leadership is being able to see the iceberg before it hits the Titanic.

Source: "How to Succeed? Get More Sleep." TEDWomen 2010. Dec. 2010. Conference Presentation. Additional Information: This quote means that in order to be a good leader, you need to be able to foresee imminent disasters so you can avert them. In the TED Talk this quote was taken from, Huffington prefaces these words by saying, "A high IQ does not mean that you're a good leader." Huffington's TED Talk was about the value of a good night's sleep and how getting more sleep can help leaders make better decisions. The full TED Talk is available here: Arianna Huffington: How to Succeed? Get More Sleep