Prof. Turner sent a link to this article that gives 23 plots that you should find encouraging. Things are looking up compared to the past. Science is improving and lengthening our lives while decreasing the likelihood of dying from things such as malaria. Speaking of, here's one of the 23 encouraging plots:
When governments spend money on research, the investment pays off. Money in leads to more money out in the form of decreased spending on treating, e.g. malaria. Science FTW!