Good morning everybody. It's so nice. The weather is nice. The students are so nice.Very happy to address the young crowd here today. Let me begin. Our lives are changing, ever changing, changing and changing and changing.Do you agree. Now what does it mean. What does that translate to each one of us. To each individual, what does it mean.Life is changing in the past 100 150 years. For example, the kind of the developments, the kind of the inventions or the kind the discoveries have happened, I'm telling 10 ...