智慧人生篇章 （59）通往死亡的道路上我们拒绝孤单
Two US companies announced earlier this week that they have shelved the testing of a particular drug. It had been the best hope for a treatment for Alzheimer's. Many years work and more than a billion pounds of investment have come to naught, to the disappointment of the researchers involved and the doubtless greater disappointment of those in the very early stages of de...