It is a sad fate for a man to die too well known to everybody else and still unknown to himself.
The health of our oceans is the health of our future.
"The future of physics lies not in discovering new particles, but in understanding the deeper principles that govern the behavior of the particles we already know."
像我这种想聊自己的人，讨厌你这种爱聊自己的人。
The utility of an idea determines its place in mental life.
On growth: "All businesses need to be young forever. If your customer base ages with you， you're Woolworth's."