我们不做垃圾产品。我们不做大量产品。我们只做伟大的产品。
We're not in the junk business. We're not in the business of making a lot of products. We're in the business of making great products.
逝者不会停留在你安置他们的地方。
Purposive behavior in animals and men.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.