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.
自然界的现象,无论是机械的、化学的还是生命的,几乎完全在于通过空间、活力和热之间的持续相互转化。
The only way to deal with the unknown is to embrace it.