Technological innovation without user thinking is just self-indulgence.

To understand the mind, follow its practical consequences.

不能言说之事，必须保持沉默。

Failure is interesting—it’s part of making progress. You never learn from success, but you do learn from failure.

现代采石要求我们同时成为地质学家、生态学家和社区外交官。

真相往往隐藏在小小的细节中。