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However , no matter how elegant and plausible the theory we develop might appear to be , it is of little use if we cannot validate it against events in the " real world " out there . However , a coroner 's report indicates that Walker had received a lethal dose of morphine just before taking off which took effect immediately after he was airborne . In reality , however , the rhetoric about providing affirmative action for low-income students turns out to be quite hollow . However , the magnitude of this risk of data loss must be emphasized to inexperienced users . In liberal theory , however , the category of truth has been reserved for hypotheses that take their chances in the ‘ marketplace of ideas . However , the magnitude of the arsenic problem remains a critical concern . However , the rhetoric that is now coming forward and the pointing of fingers of blame at each other is only giving the terrorists what they wanted all along and that is to drive a wedge between the U.S and Saudi relationship .