80% of life's most defining moments take place by age 35.
找到真正幸福的唯一方法,是冒险让自己彻底敞开。
系统的稳定性取决于开环传递函数在复平面上的行为。
I don't believe in luck. I believe in hard work and persistence.
I believe in being kind to others, but I also believe in standing up for myself.
发现恒星围绕银河系中心的超大质量黑洞运行是天体物理学的一个转折点。
——当雷耶斯离队时,温格表示很难挽留住他