To be alone is to be different, to be different is to be alone.

人类有一件真正有力的武器，那就是笑。

Simplicity is a great virtue but it requires hard work to achieve it and education to appreciate it. Simplicity is the ultimate sophistication.

Sustainable development requires balancing economic benefits with environmental protection.

Quantum computing is not just a faster version of classical computing; it's a fundamentally different way of processing information.