Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
我不是说唱歌手,我是一个数学的传奇。
未来不可预测的观点每天都在被我们轻易解释过去的能力所削弱。
我们必须从一开始就考虑产品的生命周期结束。