An important technology first creates a problem and then solves it.
The most disastrous thing that you can ever learn is your first programming language.
We cannot predict the future, but we can invent it.
If you're utopian, you're never satisfied.
A new friend is new wine, when it grows old, you will enjoy drinking it.
Perl is another example of filling a tiny, short-term need, and then being a real problem in the longer term.