我们必须为人类体验而设计，而不仅仅是为了效率。
We must design for the human experience, not just for efficiency.
翻译：事物发展到了极点，就要发生变化，发生变化，才会使事物的发展不受阻塞，事物才能不断的发展。
The night is a great city, but the stars are its lights.
She was my most special friend. My only friend.
Success is not final，failure is not fatel，it is the courage to continue that connts.
真实是一个不断的过程，而不是一个静止的状态。
The concept of NP-completeness has provided a powerful tool for understanding the complexity of computational problems.
The measure of our success is not just in tons extracted, but in communities uplifted.
