Celebrate your successes. Find some humor in your failures. Don't take yourself so seriously. Loosen up, and everyone around you will loosen up. Have fun. Show enthusiasm. Always.

I was in the middle before I knew that I had begun.

The most important thing is to tell a story that resonates with people.

天文学的历史是一部视野不断退却的历史。

千丈长堤，可能因为蝼蚁的洞穴而溃决；百尺高楼，可能因为烟囱的缝隙冒烟而焚毁。