统一指挥意味着员工应该只接受一个上级的命令。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
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.
成功不在于你赚了多少钱，而在于你对人们生活的影响。