There is always a certain degree of uncertainty. I didn't know how a freshman was going to do in varsity play. You never know how hard she throws or how much movement she can put on the ball.

She's way confident. Her confidence level has gone way up since the first game. Once you get some game time experience in varsity ball, you know what the hitters are going to do. You know what to throw, what not to throw, and you get smart.

I don't know where we'd be without her.

These satellites really get to the fundamental uncertainty regarding our predictions for climate change over the next century.

There is a time in the life of every boy when he for the first time takes the backward view of life. Perhaps that is the moment when he crosses the line into manhood. The boy is walking through the street of his town. He is thinking of the future and of the figure he will cut in the world. Ambitions and regrets awake within him. Suddenly something happens; he stops under a tree and waits as for a voice calling his name. Ghosts of old things creep into his consciousness; the voices outside of himself whisper a message concerning the limitations of life. From being quite sure of himself and his future he becomes not at all sure. If he be an imaginative boy a door is torn open and for the first time he looks out upon the world, seeing, as though they marched in procession before him, the countless figures of men who before his time have come out of nothingness into the world, lived their lives and again disappeared into nothingness. The sadness of sophistication has come to the boy. With a little gasp he sees himself as merely a leaf blown by the wind through the streets of his village. He knows that in spite of all the stout talk of his fellows he must live and die in uncertainty, a thing blown by the winds, a thing destined like corn to wilt in the sun.

The uncertainty is petrol prices,