"The moment of birth is when we have the most to lose."
关键在于政府支出的效果取决于经济状况。
The very least you can do in your life is to figure out what you hope for. And the most you can do is live inside that hope. Not admire it from a distance but live right in it, under its roof.
The galactic center is a unique natural experiment in strong gravity.
If you double the number of experiments you do per year, you're going to double your inventiveness.