生活若无波折险阻，就会过于平淡无奇。

质量不是目标；它是一个旅程。

The principles of logic and mathematics are true universally simply because we never allow them to be anything else.

The development of AI requires open cooperation, not working behind closed doors.

锂离子电池彻底改变了便携式电子设备，但我们必须突破其局限。