在不确定的时期，创新成为我们最可靠的工具。

The elements of consciousness are the building blocks of mental life.

Quality is never an accident; it is always the result of intelligent effort.

写作不是一种职业，而是一种生活方式。

The mystery of the beginning of all things is insoluble by us; and I for one must be content to remain an agnostic.  

We are constantly refining our models to improve performance.

追求数学真理是一生的旅程。