] And yet every May, speakers all over the country fire up
] the Standard Graduation Speech, the theme of which is:
] don't give up on your dreams. I know what they mean, but
] this is a bad way to put it, because it implies you're
] supposed to be bound by some plan you made early on. The
] computer world has a name for this: premature
] optimization. And it is synonymous with disaster. These
] speakers would do better to say simply, don't give up.

This is a pretty good summary...

What You'll Wish You'd Known