In a way, it's the story of my life.

I don't look like a 28 years old, do I?

And we're so excited.

We just push them aside and plant rice seedlings here.

Adolescence is viewed as time of transition.

So that's what we're interested in looking at in my lab.

It can go on a long time. (Laughter)

So people often ask,

It's a fantastic opportunity for learning and creativity.

And the problem is that a lot of people now, especially adolescents, have to go through two adolescences.

(Laughter)

They move the white truck instead of the blue truck.

It is said that adolescent friendships do not often last.

Eh? What's that?

He's a fine boy.

There were several people on the pavement at the time, but the greeting appeared to come from a slim youth in an ulster who had hurried by.

The young man was disappointed in love.

He was a member of the Hitler Youth, as a boy.

He's such a good kid.

Menopause?

They realize that this is actually a developmental stage of life with its own significance, as different from midlife as adolescence is from childhood.

So almost 400 years ago, Shakespeare was portraying adolescents in a very similar light to the light that we portray them in today, but today we try to understand their behavior in terms of the underlying changes that are going on in their brain.

I know about this because... I've spent my entire adult life studying spacetime.

He's a fine young man.

Tom is a strapping young man.

The boy will meet you there.

A most agreeable young man!

I was a mere youth.

But he seems like a very nice man.

Don't you get it, kid?

And from that little egg, they pass through this spiky little porcupine fish stage, reminiscent of their ancestry, and develop this is their little adolescent stage.

He is a promising youth.

Whenever he said anything to me that was kind of normal

After all, he's such a sweet boy.

You want me to make a donation to the Coast Guard Youth Auxiliary.

He's just what a young man ought to be.

It's really hard for him to not have his dad.

Your cheeks are so flushed.

He is a cheerful young man.

He is a promising young man.

He is a robust young man.

He's a fine young man.

There are lots of descriptions of adolescence in history that sound very similar to the descriptions we use today.

And so we need more of this kind of structure and respect in the lives of our children.

I mean, you lose.