Art is the most intense mode of individualism that the world has known.

The challenge in computer science is not just to create new technologies, but to ensure they are used ethically and responsibly.

You must be the best judge of your own happiness.

解释：发出的言辞美好，得到的回应就美好；发出的言辞丑恶，得到的回应就丑恶。

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.