Joy sparks the urge to play, interest sparks the urge to explore, contentment sparks the urge to savor and integrate, and love sparks a recurring cycle of each of these urges within safe, close relationships.
The more you subtract, the more you reveal.
我们大多数人在物理学上所能期望的最好结果，就是在更深层次上误解。
My dad was my best friend and greatest role model. He was an amazing dad, coach, mentor, soldier, husband and friend.
On marketing: "In the old world， you devoted 30% of your time to building a great service and 70% of your time to shouting about it. In the new world， that inverts."
长时间与计算机接触会使数学家变成文员，反之亦然。
"Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world."