It goes far beyond his extraordinary intellect. It resides, I think, in his enormous generosity. He gave to us continuously. He constantly recharged us through reminding us, through example, how to live and how to treat others. Perhaps it is appropriate that the final words are from a 1962 speech of Larry's.
Human beings are to be treated as ends and never as means.
Respect for personality is the value that includes all other values. We do not live in a world of man made values unrelated to time and space. It makes all the difference in the world whether you believe this. If you do then you will know that in the universe around you there is a voice to which you can listen, a beauty to which you can aspire, and a perfection that awaits you. Beliefs are important.