Transcript for Stephen Hawking's special advice for his children

And then what do you say to your children. What what is the best fatherly advice that you give them. You're the most important speech itself but vice that I have asked on top white children. Well it. Remember to look at us terrorists but not done at your feet. Move Hedrick it upward work gives new meaning and purpose and Laurie this empty without it. Beautiful in vine. Pretty if you're like enough to play so but remember this rare but don't throw it away.

This transcript has been automatically generated and may not be 100% accurate.