John M. Barry Quote

Certainty creates strength. Certainty gives one something upon which to learn. Uncertainty creates weakness. Uncertainty makes one tentative if not fearful, and tentative steps, even when in the right direction, may not overcome significant obstacles.

The Great Influenza: The Epic Story of the Deadliest Plague in History (ed. Penguin, 2005) - ISBN: 9780143036494

Certainty creates strength. Certainty gives one something upon which to learn. Uncertainty creates weakness. Uncertainty makes one tentative if not...

Certainty creates strength. Certainty gives one something upon which to learn. Uncertainty creates weakness. Uncertainty makes one tentative if not...

Certainty creates strength. Certainty gives one something upon which to learn. Uncertainty creates weakness. Uncertainty makes one tentative if not...

Certainty creates strength. Certainty gives one something upon which to learn. Uncertainty creates weakness. Uncertainty makes one tentative if not...