Greg Rutherford Meeting Fans

The video begins with a warm welcome to the audience, followed by a brief mention of an upcoming homecoming event. The speaker then points out a subtle observation about a bus, leading into a discussion about marriage proposals. The video concludes with an invitation to gain insights into the movement of the sun.

What is the significance of the phrase '4th propose that marriage is added'?

What does the speaker suggest about the insight into the sun?