荒野是一个充满挑战的地方。要生存，你必须直面它们。

The character and destiny of a group are often determined by its inferior elements.

Innovation is the primary driving force for enterprise development; without innovation, there is no future.

译文：大树根深不怕疾风的摇动，树木笔直不担心影子歪斜。赏析：做人光明磊落，胸襟宽广，就不怕背后有人说三道四，评长论短。

数学的本质在于它的自由。