Cardano's strength can be attributed to several factors including its robust technology, scalability, sustainability, and strong community support. The project's focus on scientific research, peer-reviewed development, and commitment to providing a secure and decentralized platform for smart contracts and decentralized applications also contribute to its strength in the blockchain space. Additionally, Cardano's transparent governance model and emphasis on inclusivity and interoperability further enhance its overall strength and appeal to users and developers alike.