The mind is not a substance but a process.
心灵不是一种物质，而是一个过程。
On motivation: "I strongly believe that missionaries make better products. They care more. For a missionary， it's not just about the business. There has to be a business， and the business has to make sense， but that's not why you do it. You do it because you have something meaningful that motivates you."
The past, like the future, is indefinite and exists only as a spectrum of possibilities.
The past is a source of knowledge, and the future is a source of hope. Love of the past implies faith in the future.
可持续性不是一种选择；它是我们对下一代的责任。
Every breakthrough in laser technology brings us closer to solving mysteries that have puzzled scientists for decades.