Word: uselessness
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...farce of lectures: I have never learned any physics of any significance from a lecture. Yet, there is an insistence that professors be pedagogues who reveal the world and from whom knowledge flows. Even the best lecturers are useless when they merely perform lengthy derivations on the blackboard that you will just have to read at home anyway. Less spectacular would be showing you a few examples or discussing the general approach. Everyone knows that lectures are a farce, so professors don't worry when they are unprepared or only lecture on material weeks after assigning homework...
...that is substantially different. What is more, entirely new types of flu viruses appear every few years. Months before each flu season, scientists must guess which strains will be most active and then tailor a vaccine to combat them. Sometimes their forecast is wrong, and the vaccine is virtually useless. In 1976, for example, the anticipated swine-flu epidemic never materialized...
...that sign would be useless without a commitment to enforcement. The police should continue to deter would-be offenders with the prospect of arrest. Eventually, these men will learn that the Science Center is no longer a good place to pick-up, in much the same way they first learned that it was a good place...
Meith said the new lanes will surround several of the nearby ponds "making them totally useless to anyone" and lead to an increase in "the accumulation of oil and gas in Alewife Brook" because of highway run-off. She said this new pollution follows $140,000 from the MDC to clean up Alewife Brook...
...fighting on. Some members of the Front may have thought it a good idea to offer the Rumanian people some blood quickly in order to head off wider vengeance directed against communists in general. "A long trial," said Deputy Foreign Minister Bogdan, "would only have led to more useless carnage...