Be a pro. Back up your back up. Have at least one physical backup and one backup in the cloud. Have more than one of each. How much would you pay to retrieve all your data， photos， notes， if you lost them？ Backups are cheap compared to regrets.

One who never turned his back but marched breast forward, never doubted clouds would break.

译文：深夜独自思考，没人可以商量。劝你还是好好睡觉吧，穷富都是老天安排的。

当你能让人们跳舞时，你就能让他们暂时忘记烦恼。

当你拥抱自己内在的力量时，奇迹就会开始发生。

机器学习的未来在于开发能够从更少的例子中学习并更有效地进行归纳的算法。