诗人是一个小小的神。
生活中的唯一限制是你自己强加的。
自由意味着责任,正因为如此,多数人都惧怕自由。
热切而强烈的渴望,是一切有效努力的泉源。
Most people overestimate what they can do in one year and underestimate what they can do in ten years.
Safety isn't a cost; it's an investment in our most valuable resource—our people.
The history of mathematics is a history of human curiosity and ingenuity.