"But that's not enough: To maintain energy security, one needs a supply system that provides a buffer against shocks. It needs large, flexible markets. And it's important to acknowledge the fact that the entire energy supply chain needs to be protected"

In the quote by Daniel Yergin, the popular energy specialist underscores the complex nature of energy security, stressing that it extends beyond just having access to energy resources. Yergin recommends that real energy security involves structure strength within the energy supply system to hold up against unpredicted interruptions or "shocks". Such disruptions could occur from geopolitical tensions, natural disasters, or market changes. Here, Yergin is promoting for a detailed approach to energy security that consists of having contingency plans and strategies to reduce effects when these events inevitably occur.

The mention of "big, flexible markets" highlights the need for market structures that are capable of adapting to changes and needs swiftly. These markets ought to not end up being traffic jams however rather assist in smooth shifts and versatility, ensuring that energy flows are maintained even when specific paths are blocked or compromised. Versatility in markets might involve varied energy sources, the ability to reroute supplies, and systems that enable fast actions to changes in energy need or supply conditions.

Additionally, Yergin attends to the significance of protecting the entire energy supply chain, suggesting that vulnerabilities can exist at any point, from extraction and production to transport and circulation. Safeguarding this chain might involve purchasing facilities, protecting crucial cyber systems, and ensuring the integrity of physical setups. Each link in the supply chain requires stronghold because a weak point at any point can result in disruptions that reverberate throughout the system, potentially threatening energy security on a broader scale.

In summary, Yergin's quote encapsulates a holistic view of energy security as a vibrant and proactive process. It requires tactical preparation, durable facilities, and robust markets to alleviate dangers and preserve stability, even in the middle of prospective interruptions. This method demands partnership amongst governments, industries, and international entities to make sure that energy systems remain trusted, sustainable, and protect.