Boundaries define us. They define what is me and what is not me. A boundary shows me where I end and someone else begins, leading me to a sense of ownership.

Don't get involved in partial problems, but always take flight to where there is a free view over the whole single great problem, even if this view is still not a clear one.

Great engineering is invisible—it just works seamlessly.

The writer's life is a life of sentences.

我不考虑过去或未来。我专注于现在。